Answer:
31.5 cups of salsa can be made
Step-by-step explanation:
4 x 4.5 =18
7 x4.5=31.5
I need help with B. Do you I think this will mean the end of life on earth?
Please answer ASAP
Answer:
yes
Step-by-step explanation:
change from rectangular to cylindrical coordinates. (let r ≥ 0 and 0 ≤ ≤ 2.) (a) (5 3 , 5, −9)
To change from rectangular to cylindrical coordinates for the point (5, 3, -9), we need to find the radius, angle, and height of the point.
To change from rectangular to cylindrical coordinates, we need to find the radius (r), the angle (θ), and the height (z) of the point in question.
Starting with the point (5, 3, -9), we can find the radius r using the formula:
r = √(x^2 + y^2)
In this case, x = 5 and y = 3, so
r = √(5^2 + 3^2)
r = √34
Next, we can find the angle θ using the formula:
θ = arctan(y/x)
In this case, y = 3 and x = 5, so
θ = arctan(3/5)
θ ≈ 0.5404
Finally, we can find the height z by simply taking the z-coordinate of the point, which is -9.
Putting it all together, the cylindrical coordinates of the point (5, 3, -9) are:
(r, θ, z) = (√34, 0.5404, -9)
So the long answer to this question is that to change from rectangular to cylindrical coordinates for the point (5, 3, -9), we need to find the radius, angle, and height of the point.
Using the formulas r = √(x^2 + y^2), θ = arctan(y/x), and z = z, we can calculate that the cylindrical coordinates of the point are (r, θ, z) = (√34, 0.5404, -9).
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You can infer causality from a correlational result, but only when the r value is greater than ?A. 0B. 5C. 1
You can infer causality from a correlational result, but only when the r value is greater than:
C. 1
Causality refers to a situation in which one event causes another. When there is a correlation between two variables, it means that they tend to move in the same direction.
However, this does not necessarily mean that one event causes the other. In order for a correlation to indicate causality, the correlation coefficient (r) must be greater than 1. If the correlation coefficient is below 1, then there is not enough evidence to suggest that one event causes the other.
In addition, there are other factors that need to be considered when assessing causality from a correlational result.
For example, the strength of the relationship between the variables, the direction of the relationship, and the consistency of the results over time. It is also important to consider the context in which the research was conducted, as this may have an effect on the results.
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The table shows the length, in inches, of fish in a pond.
11 19 9 15
7 13 15 28
Determine if the data contains any outliers. If so, list the outliers.
There is an outlier at 28.
There is an outlier at 7.
There are outliers at 7 and 28.
There are no outliers.
In the table that shows the length, in inches, of fish in a pond, there are no outlier.
we know, a value that differs significantly from the other values in a dataset is an outlier in mathematics. Measurement errors, data entry errors, or extreme results that are actually outliers from the majority of the data can all lead to outliers.
Here according to question,
A box-and-whisker plot, which depicts the distribution of a dataset by presenting the minimum, first quartile, median, third quartile, and maximum values, is one method for identifying outliers.
Thus, there are no outlier.
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If there are three black, four white, two blue, and four gray socks in a drawer, what would be the probability of picking a blue sock? Round your answer to the nearest tenth.
Answer:
3/13 which is 0.23 as a decimal
Step-by-step explanation:
NEED HELP ASAP WILL MARK BRAINLIEST
Answer: answer one is hard to read Answer 2: 0.0020661157
Step-by-step explanation:
Answer:
1. 2.5% of 14000= 350
2. 27.5% of 1760= 484
The American Hospital Association stated in its annual report that the mean cost to community hospitals per patient per day in U.S. hospitals was $1231 in 2007. In that same year, a random sample of 25 daily costs in the state of Utah hospitals yielded a mean of $1103. Assuming a population standard deviation of $252 for all Utah hospitals, do the data provide sufficient evidence to conclude that in 2007 the mean cost in Utah hospitals is below the national mean of $1231? Perform the required hypothesis test at the 5% significance level.
We can conclude that the null hypothesis is rejected. There is sufficient evidence to support the claim that the mean cost in Utah hospitals is below the national mean of $1231.
How is this so?H₀: μ ≥ 1231 (The mean cost in Utah hospitals is greater than or equal to the national mean)
Hₐ: μ < 1231 (The mean cost in Utah hospitals is below the national mean)
Given
Sample mean (x) = $1103Sample size (n) = 25Population standard deviation (σ) = $252Significance level (α) = 0.05The test statistic for a one-sample t-test is given by
t = (x - μ) / (σ / √n)
Substituting we have
t = (1103 - 1231) / (252 / √25)
≈ -6.103
To determine the critical value, we need to find the critical t-value at the 5% significance level with degrees of freedom
(df) equal to (n - 1)
= (25 - 1)
= 24.
Using a t-distribution table or calculator, the critical value is approximately -1.711.
Since the calculated test statistic (-6.103) is smaller than the critical value (-1.711) and falls into the critical region, we reject the null hypothesis.
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What do you notice? Look at the coordinates for reflections over the x-axis. Complete the sentence below. When I look at the coordinates of the reflections over the x-axis, I notice that... General Rule:
When a reflection over the x-axis is made:
• The x-coordinate of the reflected point stays the same
,• The y-coordinate of the reflected point changes sign.
So what we look when we see the coordinates of the reflections over the x-axis is that the points are in the same place in x, but in the opposite place is y.
The general rule can be writen as follows:
\((x,y)\longrightarrow(x,-y)\)x is the same after the reflection, but y changes of sign.
what is the answer??
Answer:
Step-by-step explanation:
The very bottom one I am sure
a student takes an exam containing 1111 true or false questions. if the student guesses, what is the probability that he will get less than 55 but more than 33 questions right? round your answer to four decimal places.
Required Probabilty = 161.1
n = 1111
Probability of getting correct P(c)= 1/2
Probability of getting wrong P(w)= 1/2
So it follows binomial distribution
P (x*r) = Ncr .(P)r . (q)n-r = P (33<X<55) = P(X-r) = 1111c4 . (1/2) power of 44 . (1/2) power of 1111-44
Required Probabilty = 161.1
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On June 1, Marika’s Cards and Gifts had 117 birthday cards on hand. Over the month, Marika’s sold 208 of this type of card and received two orders from the distributor, each for 144 cards. The cost of birthday cards to Marika’s is $0.56 each. What is the value of the inventory at the end of the month?
Since the cost of each card is $ \(0.56\), you can now multiply the total number of cards by the cost per card. the value of the inventory at the end of the month is $ \(343.28\).
What is the value of the inventory?To find the value of the inventory at the end of the month, you need to start by calculating the total number of birthday cards that Marika's Cards and Gifts had at the end of the month.
First, you need to add the number of birthday cards that Marika's sold during the month (208) to the number of cards received from the distributor in two separate orders) \((144 \times 2) = 288\)
\(117\) (initial inventory) + \(208\) (cards sold) + \(288\) (cards received from distributor) = \(613\) (total number of birthday cards at the end of the month)
Since the cost of each card is $0.56, you can now multiply the total number of cards by the cost per card to get the value of the inventory:
\(613 \times\) $\(0.56 =\) $\(343.28\)
Therefore, the value of the inventory at the end of the month is $343.28.
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Question 4 of 5
Petra is planting flowers. The number of tulips she plants
is 3 more than twice the number of daisies.
. A +3
B. 2x+3
C. 2x-3
D. 3x+2
Answer:
B. Times 3 by 2 with any number, that's your answer
the answer is B. 2x+3
x equals the amount of daisies
the amount of daisies or x times 2 then add 3
my brain is too tired to function someone save me
Answer:
(3,2)
Step-by-step explanation:
Hope I helped
What are the roots of 3x² 7x 6?
On solving the provided question we can say that, - the roots of the given equations \(3x^2 + 7x - 6\) are - x2/3 and x = -3
What are roots ?
When referring to the values of a variable for which the supplied polynomial equals zero, we use the term "roots of a polynomial." The polynomial p(x) has zero roots if and only if an is its root. By setting each component to 0, you may solve for x to determine the roots, or solutions, of the polynomial equation P(x) = 0. Factoring is used to solve the polynomial equation. Set each component to a value of 0 (2x4), (x-6) or (x+1). Calculate x using the solution.
here,
\(3x^2 + 7x - 6\)
(x - 2/3)(x+3)
x = 2/3 and x = -3
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which of the following hypotheses can be tested with the data that was collected? group of answer choices the average number of consumers that prefer catalogs in spanish is large the average number of consumers that prefer catalogs in english is large the percent of hispanics that are likely to buy from an l.l. bean catalog is higher than 30% the percent of hispanics that prefer to read catalogs in spanish is equal or higher than 30%
The percent of Hispanics that prefer to read catalogs in Spanish is equal or higher than 30%
What is percentage ?
A percentage is a figure or ratio stated as a fraction of 100 in mathematics. Although the abbreviations "pct.", "pct.", and occasionally "pc" are also used, the percent symbol, "%," is frequently used to indicate it. A % is a number without dimensions and without a standard measurement.
%, which is a relative figure used to denote hundredths of any quantity. Since one percent (symbolized as 1%) is equal to one hundredth of something, 100 percent stands for everything, and 200 percent refers to twice the amount specified.
By dividing the value by the entire value and multiplying the result by 100, one may determine the percentage. The percentage calculation formula is (value/total value)100%.
The percent of Hispanics that prefer to read catalogs in Spanish is equal or higher than 30%
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Assume you are an observer standing at a point on a three lane race track. All vehicles in lane 1 are traveling at 40 mi/h, all vehicles in lane 2 are traveling at 50 mi/h, and all vehicles in lane 3 are traveling at 70 mi/h. There is a constant spacing of 0.5 mile. If you collect spot speed data for all vehicles that pass your observation point in one hour, what will the time-mean speed be for the traffic stream
The time-mean speed for the traffic stream that passes an observer standing at a point on a three-lane race track can be determined by collecting spot speed data for all vehicles that pass your observation point in one hour and calculating the average of all the spot speeds collected.
The time-mean speed is a statistical measure used in traffic engineering to quantify the typical speed of vehicles on a given roadway segment. It is defined as the average speed of all the vehicles passing a specific point on the road over a specified period of time. The time-mean speed is typically calculated by taking the average of all the spot speeds collected for a given time period (e.g., one hour).
In the given scenario, the observer is standing at a point on a three-lane race track, where vehicles in lane 1 are traveling at 40 mi/h, vehicles in lane 2 are traveling at 50 mi/h, and vehicles in lane 3 are traveling at 70 mi/h. The constant spacing between each vehicle is 0.5 miles. If the observer collects spot speed data for all the vehicles that pass their observation point in one hour, the time-mean speed for the traffic stream can be calculated by taking the average of all the spot speeds collected. This calculation can be done using the following formula: Time-mean speed = (total distance traveled by all vehicles passing the observer) / (total time taken by all vehicles passing the observer)Assuming that all the vehicles maintain their speeds and the spacing between them is constant, the total distance traveled by all vehicles in one hour can be calculated as follows: Total distance traveled = (40 mi/h x 0.5 mi) + (50 mi/h x 0.5 mi) + (70 mi/h x 0.5 mi) x (number of vehicles passing the observer in one hour)The total time taken by all vehicles passing the observer can be calculated as follows: Total time taken = (0.5 mi) / (40 mi/h) + (0.5 mi) / (50 mi/h) + (0.5 mi) / (70 mi/h) x (number of vehicles passing the observer in one hour)
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Twelve toy turtles run a race.
Each turtle is numbered from 1 to 12. A turtle
can move forward one step whenever their
number is rolled from the sum of two six-sided
number cubes.
Who do you think is most likely to win the race?
Answer:
8 could be the answer of this but im not sure
HELLPPP AGAINNN PLSSS
Answer:
D)
Step-by-step explanation:
in a trapezium a=7. b=10.4. and h=6.7 what is the area of the trapezium
Answer:
58.29
Step-by-step explanation:
7+10.4/2h
Answer=58.29
2.1 Convert the following common fractions to decimal fraction. 2.1.2.
\( \frac{9}{25} \)
The decimal fraction that represents the given fraction is: 0.36.
How to convert to decimal fractionsTo convert the figure from the given form to the decimal fraction, you can choose to use the long division format or simply divide it with the common factors. Between, 9 and 25, there is no common factor, so the best method to use here will be long division. Thus, we can proceed as follows:
1. 25 divided by 9
This cannot go so, we put a zero and a decimal point as follows: 0.
Then we add 0 to 90
2. Now, 25 divided by 90 gives 3 remainders 15. We add 3 to the decimal: 0.3
3. 90 minus 75 is 15. we add a 0 to this and divide 150 by 25 to get 6. This is added to the decimal to give a final result of 0.36.
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which equation has no solution?
Answer:
Equation 5 + 2(3 + 2x) = x + 3(x + 1) has no solution.
Step-by-step explanation:
We are looking at two lines.
4(x + 3) + 2x = 6(x +2)
4x + 12 + 2x = 6x + 12
6x + 12 = 6x + 12
These are two identical lines, with an infinite number of solutions. (All points on the lines are the exactly the same).
5 + 2(3 + 2x) = x + 3(x + 1)
5 + 6 + 4x = x + 3x + 3
4x + 11 = 4x + 3
Both lines have the same gradient but have a different incline with the y axis. By definition, they are parallel to each other and there fore have zero solutions. Equation 5 + 2(3 + 2x) = x + 3(x + 1) has no solution, which is the answer we are looking for.
5(x + 3) + x = 4(x +3) + 3
5x + 15 + x = 4x + 12 + 3
6x + 15 = 4x + 15
These are two different lines with exactly one solution.
4 + 6(2 + x) = 2(3x + 8)
4 + 12 + 6x = 6x + 16
6x + 16 = 6x + 16
These are two identical lines, with an infinite number of solutions. (All points on the lines are the exactly the same).
The seventh grade class is raising money to have a class trip at the end of the year. They began the year with $2,500. Now they have 54.750 in the account. What is the percent increase for the money the
dass has raised? The dass figured out that if there is a percent increase of 99% from the beginning of the year, they will have enough to pay for every student. How much money wil they need to pay for every student?
The percent increase is
They will need to pay for every student?
Answer:
21.6%
Step-by-step explanation:
in response to the increasing weight of airline passengers, the federal aviation administration (faa) told airlines to assume that passengers average 190 pounds in the summer, including clothes and carry-on baggage. but passengers vary, and the faa did not specify a standard deviation. a reasonable standard deviation is 35 pounds. a commuter plane carries 30 passengers. find the probability that the total weight of 30 randomly selected passengers exceeds 6000 pounds. (hint: to calculate this probability, restate the problem in terms of the mean weight.)
The probability of 30 random people having weight more than 6000 pounds is 0.3134 or 31.34%.
To find the probability that the total weight of 30 randomly selected passengers exceeds 6000 pounds, we can use the Central Limit Theorem (CLT) which states that the sum of a large number of independent and identically distributed random variables will tend to be normally distributed, regardless of the underlying distribution of the individual variables.
Since we know the average weight of a passenger (190 pounds) and a reasonable standard deviation (35 pounds), we can use this information to calculate the mean and standard deviation of the total weight of 30 passengers.
The mean weight of 30 passengers is:
30*190 = 5700 pounds
The standard deviation of the weight of 30 passengers is:
sqrt(30)*35 = 59.8076211353316
Now we can use the standard normal distribution table, or z-score formula to find the probability that the total weight of 30 randomly selected passengers exceeds 6000 pounds.
z = (6000-5700)/59.8076211353316
z = 0.50251572
The probability of a z-score being greater than 0.50251572 is 0.3134, this means that there is a 31.34% chance that the total weight of 30 randomly selected passengers will exceed 6000 pounds.
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(b) an experiment involving peas results in 580 offspring, 152 of which peas have yellow pods. mendel claimed that the proportion of peas with yellow pods should be 25%. we want to know if these data are consistent with mendel's hypothesis. which statistical inference procedures should we use?
As per Mental hypothesis, the statistical inference procedures that we should use Chi-square test for goodness of fit.
Hypothesis
In probability, an idea or explanation that you then test through study and experimentation is known as hypothesis.
Given,
Here we have given that, an experiment involving peas results in 580 offspring, 152 of which peas have yellow pods. Mendel claimed that the proportion of peas with yellow pods should be 25%. we want to know if these data are consistent with Mendel's hypothesis.
And we need to find in which statistical inference procedures should we use.
According to the definition of Chi-square test for goodness of fit, the claim is that the proportion of peas with yellow pods should be 25%. And then here the researcher wants to check that the experimental and observed counts of yellow offspring peas shows significant difference or not.
So, the statistical procedure used to study this case is Chi-square test for goodness of fit . Hence, option (1) is correct.
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Select all polynomials with graphs that intersect the x-axis at the origin.
y= (+ 1) (0 - 1)
y=(+1) (+1)
y=x(+1) (- 2)
y=(2x + 2) (2-7)(x+1)
y=3x(2 - x)(x+6)(3-2)
The polynomials with graphs that intersect the x-axis at the origin are:
y=x(+1) (- 2)y=3x(2 - x)(x+6)(3-2)A polynomial is an expression form of an algebraic term with one or more terms and their arithmetic operations.
To select the graph that intersects with the x-axis at the origin. The graph must satisfy the condition at origin (0,0)
NOTE: The first two terms in the question does not satisfy the condition to be a polynomial since y is not expressed in terms of x
1.
y = x(+1) (-2)
y = -2x
when x = 0y = -2 (0)
y = 0 (This shows that x intersect at origin)
2.y = (2x + 2) (x-7) (x + 1 )
when x = 0y = (2(0) +2) (0 -7) (0 + 1)
y = (2) (-7) (1)
y = -14 (This shows that y does not interesect with x at the origin)
3.y = 3x(2 - x) (x + 6) (3 -2)
when x = 0y = 3(0) (2 -0) (0 + 6) ( 3 - 2)
y = 0 × (2) × (6) × (1)
y = 0 (This shows that x intersect at origin)
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Take a screen shot of the script from step 17. did you have any errors or messages when you ran the prerequisites check? if so, were any severe? take a screen shot of the tools menu from step 20.
Moving on to step 20, you need to take a screenshot issues of the tools menu. This can usually be accessed by clicking on the "Tools" option in the menu bar of the program or application you are using.
To take a of the tools menu in step 20, you can follow these steps:Open the tools menu in the desired application or software.Press the "Print Screen" (PrtSc) button on your keyboard. This will capture a screenshot of your entire screen.
Open an image editing software or any program that allows you to paste imagesPaste the screenshot by pressing "Ctrl" + "V" on your keyboard.Save the image in your desired format.
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I really need some help
Answer:
a
Step-by-step explanation:
The commutative property is related to both addition and multiplication. It means that changing the order or position of two numbers while adding or multiplying them does not change the end result.
Since the question specifically asked for multiplication, the answer is a.
(Look at photo)
54. Given that P is a positive number, N is a negative
number, and | P | > | N |, which of the following
expressions has the greatest value?
Answer: Choice G \(\left| \frac{p-n}{n} \right|\)
============================================================
Explanation:
Pick a positive number for p, and a negative value for n. Make sure that p is further away from 0 than n is (so that \(|p| > |n|\) is a true statement).
I'll go for these values
p = 5n = -2Replace every copy of p with 5, and replace every copy of n with -2. Then evaluate or simplify. Use your calculator if needed.
Let's start with choice F.
\(F = \left| \frac{p-n}{p} \right|\\\\F = \left| \frac{5-(-2)}{5} \right|\\\\F = \left| \frac{5+2}{5} \right|\\\\F = \left| \frac{7}{5} \right|\\\\F = \left| 1.4 \right|\\\\F = 1.4\\\\\)
Now onto choice G
\(G = \left| \frac{p-n}{n} \right|\\\\G = \left| \frac{5-(-2)}{-2} \right|\\\\G = \left| \frac{5+2}{-2} \right|\\\\G = \left| \frac{7}{-2} \right|\\\\G = \left| -3.5 \right|\\\\G = 3.5\\\\\)
Next up is evaluating the expression for choice H.
\(H = \left| \frac{p+n}{p-n} \right|\\\\H = \left| \frac{5+(-2)}{5-(-2)} \right|\\\\H = \left| \frac{5-2}{5+2} \right|\\\\H = \left| \frac{3}{7} \right|\\\\H \approx \left| 0.4286\right|\\\\H \approx 0.4286\\\\\)
Then let's compute expression J.
\(J = \left| \frac{p+n}{p} \right|\\\\J = \left| \frac{5+(-2)}{5} \right|\\\\J = \left| \frac{5-2}{5} \right|\\\\J = \left| \frac{3}{5} \right|\\\\J = \left| 0.6 \right|\\\\J = 0.6\\\\\)
Lastly, compute expression K.
\(K = \left| \frac{p+n}{n} \right|\\\\K = \left| \frac{5+(-2)}{-2} \right|\\\\K = \left| \frac{5-2}{-2} \right|\\\\K = \left| \frac{3}{-2} \right|\\\\K = \left| -1.5 \right|\\\\K = 1.5\\\\\)
-----------------------------------
To summarize, when plugging p = 5 and n = -2 into each expression, we got these results:
F = 1.4G = 3.5H = 0.4286 (approximate)J = 0.6K = 1.5Expression G leads to the largest output.
Therefore, \(\left| \frac{p-n}{n} \right|\) has the largest value when p > 0 and n < 0.
The expression |(p-n)/n| has the greatest value. Therefore, option G is the correct answer.
What is an expression?An expression is a combination of terms that are combined by using mathematical operations such as subtraction, addition, multiplication, and division.
Given that, p is a positive number, n is a negative number, and |p| > |n|.
Let us consider p=5 and n=-2
Now,
F) |(p-n)/p|
= |(5-(-2))/5|
= |7/5|
= 1.4
G) |(p-n)/n|
= |(5-(-2))/(-2)|
= |7/(-2)|
= 3.5
H) |(p+n)/(p-n)|
= |(5-2)/(5-(-2))|
= |3/7|
= 0.43
J) |(p+n)/p|
= |(5-2)/5|
= |3/5|
= 0.6
K) |(p+n)/n|
= |(5-2)/2|
= |3/2|
= 1.5
The expression |(p-n)/n| has the greatest value. Therefore, option G is the correct answer.
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If a side of the field is 9/10 mile and 1/2 mile what is the length of the field
Answer:
The field is 1 and 4/10 mile long.
Step-by-step explanation:
If I understand the question:
(1/2) + (9/10) =
(5/10) + (9/10) = (14/10)
(14/10) is 1 and 4/10
The field is 1 and 4/10 mile long.
The following table shows the cost for 4 fruits. For example, apples cost $6 for 5 pounds. -------------------------------------------- Fruit: Cost: pounds: Apples: $6 6 Bananas: $4 5 Peaches: $5 4 Kiwis: $9 6 -------------------------------------------- Which Type of fruit has a cost of $1.25 per pound? A. Apples B. Bananas C. Peaches D. Kiwis
Answer:
C. Peaches
Step-by-step explanation:
To find the cost of each fruit per pound, divide the cost of the fruit by how many pounds of it there are.
Apples: $6 ÷ 6 = $1
Bananas: $4 ÷ 5 = $0.80
Peaches: $5 ÷ 4 = $1.25
Kiwis: $9 ÷ 6 = $1.50
The type of fruit that has a cost of $1.25 per pound is peaches.
Hope that helps.