The volume of the oblique prism will be 26.95 m³.
Volume is a physical quantity that gauges how much space an object or substance takes up. It is the three-dimensional area that a closed surface or barrier has surrounded.
Volume is expressed mathematically in terms of cubic units, such as cubic meters (m³) or cubic centimeters (cm³).
To calculate the volume of a prism, you need to know the area of its base and the height of the prism.
The formula for calculating the volume of a prism is:
Volume = Area of base x Height
The volume of the prism is calculated as,
Volume = 2.2 x 2.5 x 4.9
Volume = 26.95 m³
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The volume of gas kept at a constant pressure varies inversely with the temperature T. If the temperature is 50 degrees, the volume is 20 cubic feet. What will the volume be when the temperature is 100 degrees?
V=
T=
The volume of a gas as 100 degrees temperature given at constant pressure is 20 degrees
How to find proportional relationshipAccording to the question;
We are required to determine the volume, V when the temperature is 100 degrees.Since, the proportion is an inverse proportion as described, it follows that;
V = k/Twhere,
k = constant of proportionality (constant pressure)20 = k/50
cross product20 × 50 = k
1000 = k
If
temperature is 100 degrees?
V = 1000/100V = 10 degrees
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Answer:
V = 40
T = 100
For the most recent year available, the mean annual cost to attend a private university in the United States was $50,900. Assume the distribution of annual costs follows the normal probability distribution and the standard deviation is $4,500. Ninety-five percent of all students at private universities pay less than what amount
Answer:
95% of all students at private universities pay less than $58,302.5.
Step-by-step explanation:
Normal Probability Distribution:
Problems of normal distributions can be solved using the z-score formula.
In a set with mean \(\mu\) and standard deviation \(\sigma\), the z-score of a measure X is given by:
\(Z = \frac{X - \mu}{\sigma}\)
The Z-score measures how many standard deviations the measure is from the mean. After finding the Z-score, we look at the z-score table and find the p-value associated with this z-score. This p-value is the probability that the value of the measure is smaller than X, that is, the percentile of X. Subtracting 1 by the p-value, we get the probability that the value of the measure is greater than X.
Mean of $50,900, standard deviation of $4,500
This means that \(\mu = 50900, \sigma = 4500\)
Ninety-five percent of all students at private universities pay less than what amount?
Pay less than the 95th percentile, and the amount is given by X when Z has a pvalue of 0.95, so X when Z = 1.645.
\(Z = \frac{X - \mu}{\sigma}\)
\(1.645 = \frac{X - 50900}{4500}\)
\(X - 50900 = 1.645*4500\)
\(X = 58302.5\)
95% of all students at private universities pay less than $58,302.5.
Find all points on the x-axis that are 16 units from the point (5,-8)
To find all points on the x-axis that are 16 units away from the point (5, -8), we can use the distance formula. The distance between two points (x₁, y₁) and (x₂, y₂) is given by the formula:
d = √((x₂ - x₁)² + (y₂ - y₁)²)
In this case, the y-coordinate of the point (5, -8) is -8, which lies on the x-axis. So, any point on the x-axis will have a y-coordinate of 0. Let's substitute the given values and solve for the x-coordinate.
d = √((x - 5)² + (0 - (-8))²)
Simplifying:
d = √((x - 5)² + 64)
Now, we want the distance d to be equal to 16 units. So, we set up the equation:
16 = √((x - 5)² + 64)
Squaring both sides of the equation to eliminate the square root:
16² = (x - 5)² + 64
256 = (x - 5)² + 64
Subtracting 64 from both sides:
192 = (x - 5)²
Taking the square root of both sides
√192 = x - 5
±√192 = x - 5
x = 5 ± √192
Therefore, the two points on the x-axis that are 16 units away from the point (5, -8) are:
Point 1: (5 + √192, 0)
Point 2: (5 - √192, 0)
In summary, the points on the x-axis that are 16 units away from the point (5, -8) are (5 + √192, 0) and (5 - √192, 0).
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In Bridget's class, 35% of the students chose pizza as their favorite food. If 14 of the students chose pizza as their favorite food, how many students are in the class?
Answer:
40 students are in the class :)
Step-by-step explanation:
35%=14
1%=14/35=0.4
0.4*100=40=100%
Ben and Alyssa play a game in which they earn the same number of points for each goal and lose the same number of points for each penalty. Ben makes 7 goals and 2 penalties, ending the game with 21 points. Alyssa earns 10 goals and 8 penalties and ends the game with -6 points. How much does a penalty cost and how much does a goal give?
Answer:
Each goal gives 5 points and a penalty costs 7 points.
Step-by-step explanation:
Let a penalty cost = x points
And a goal gives = y points
Ben makes 7 goals and 2 penalties ending the game with 21 points,
7y - 2x = 21 --------(1)
Alyssa makes 10 goals and 8 penalties ending the game with (-6) points,
10y - 8x = -6
5y - 4x = -3 --------(2)
Equation (1) multiplied by 2, then subtracted from equation (2),
(5y - 4x) - 2(7y - 2x) = -3 - 2(21)
5y - 4x - 14y + 4x = -3 - 42
-9y = -45
y = 5
From equation (1)
7(5) - 2x = 21
35 - 2x = 21
2x = 35 - 21
2x = 14
x = 7
Therefore, each goal gives 5 points and a penalty costs 7 points.
mike was planning a trip to country jordan. before going, he did some research and learned that the exchange rate is 3 dinars for every $4. how many dinars would he get if he exchanged $300?solve the proportion
From the given information we know that he can get 3 dinars for every $4, then we can express the following proportion:
3dinars /4 dollars
We express it with the dinars in the numerator since we are asked to find how many dinars would he get if he exchanged $300, we can calculate the corresponding dinars by multiplying the proportion by 300, like this:
300*3/4 = 225
Then Mike would get 225 dinars if he exchanges $300
.pleaseeeee helppppppp
Answer:
\(4.8038\) or just \(4\) quarts.
Hope this helps!
What is the value of “a” in the function equation?
Answer: the value of A is 2
Step-by-step explanation:
Slove for x
Show all work
Answer:
\(x=20\)
Step-by-step explanation:
\(x^2=8(8+42)\)
\(x^2=8*50\)
\(x=20\)
~
PLS HELP ASAP WILL GIVE BRAINLIEST
The box plot below shows the total amount of time, in minutes, the students of a class surf the Internet every day:
A box plot is shown. The left-most point on the plot is 20 and the right-most point is 95. The box is labeled 35 on the left edge and 60 on the right edge. A vertical line is drawn inside the rectangle at the point 55.
Part A: List two pieces of information that are provided by the graph and one piece of information that is not provided by the graph. (4 points)
Part B: Calculate the interquartile range of the data, and explain in a sentence or two what it represents. (4 points)
Part C: Explain what affect, if any, there will be if an outlier is present.
A factory wants to fill a conical storage tank with sand. The tank has a height of 23.7 meters and a diameter of 21.4 meters.
Calculate the volume of the storage tank to the nearest hundredth.
Answer:
ur mom
Step-by-step explanation:
ur mom + 3= 69
The volume of the storage tank to the nearest hundredth is 2840.04 m³.
Given that, the conical tank has a height of 23.7 meters and a diameter of 21.4 meters.
What is the volume of a cone?The volume of a cone is the amount of space occupied by a cone in a three-dimensional plane. A cone has a circular base, which means the base is made of a radius and diameter.
The volume of a cone formula is 1/3 πr²h.
Put h=23.7 meters and radius = 21.4/2 = 10.7 meters in the volume of a cone formula
That is, 1/3 × 3.14 × (10.7)² × 23.7
= 2840.0389 m³
≈ 2840.04 m³
Therefore, the volume of the storage tank to the nearest hundredth is 2840.04 m³.
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how do you indicate congruent segments in a diagram? how do you indicate congruent angles in a diagram?
9514 1404 393
Answer:
segments: using the same number of hash marksangles: using the same number of arcs, or hash marks on an arcStep-by-step explanation:
The attached diagram shows that segments AC and BD are congruent by using a single hash mark on each of those segments. If other segments are congruent, but not congruent to these two, the "decoration" would be different, probably two hash marks. Segments marked with the same "decoration" are intended to be understood as congruent.
__
The "decoration" used for congruent angles is an arc of some kind. Here, a single arc is used to signify angle CAB is congruent to angle DBA. Additional arcs could be used for other congruent angles, or hash marks can be put on the arcs.
Consider the functions f(x) = 3x?, g(x) = g, and h(x) = 3x.
Which statements accurately compare the domain and range of the functions? Select two options.
All of the functions have a unique range.
The range of all three functions is all real numbers.
The domain of all three functions is all real numbers.
The range of f(x) and h(x) is all real numbers, but the range of g(x) is all real numbers except 0.
The domain of f(x) and h(x) is all real numbers, but the domain of g(x) is all real numbers except 0.
Question Correction
The functions are \(f(x) = 3x^2, g(x)=\frac{1}{3x},$ and h(x) = 3x.\)
Answer:
(D)The range of f(x) and h(x) is all real numbers, but the range of g(x) is all real numbers except 0.
(E)The domain of f(x) and h(x) is all real numbers, but the domain of g(x) is all real numbers except 0.
Step-by-step explanation:
Definition: Given a function f(x):
The domain of f(x) are the values of x at which f(x) is defined.The range of the function are the values of f(x) which is defined.In g(x), there is no value of x that will make g(x)=0. Therefore, the range of f(x) and h(x) is all real numbers, but the range of g(x) is all real numbers except 0.
In g(x), when x=0
\(g(x)=\frac{1}{3(0)}=\frac{1}{0}\)
Therefore,g(x) is undefined at x=0.
However, at x=0, f(x)=0 and h(x)=0 which are defined.
Therefore, the domain of f(x) and h(x) is all real numbers, but the domain of g(x) is all real numbers except 0.
ANSWER
(D)The range of f(x) and h(x) is all real numbers, but the range of g(x) is all real numbers except 0.
(E)The domain of f(x) and h(x) is all real numbers, but the domain of g(x) is all real numbers except 0.
Step-by-step explanation:
2021 EDGE
1
A red die is tossed and then a green. die is tossed.
What is the probability that the red die shows a
number larger than 4 or the green die shows a
number less than 2?
The two events are not mutually exclusive. So to find the
probability of the union, use:
P(A or B) = P(A) + P(B) - P(A and B)
[?]
P(A or B)
=
8
P(B)
Green die
What is the probability of the red die rolling a
P(A)
Red die
+
-
8)
P(B)
P(A)
Red die Green die
number greater than 4?
Enter your answer in simplest form.
Enter
On solving the provided question, we can say that the probability of the red die rolling is 16.67% probability = 0.1667
What is probability?A branch of mathematics called probability theory determines the chance that an event will occur or that a statement is true. A probability is a number between 0 and 1, where 1 denotes certainty and about 0 denotes how probable an event is to occur. The possibility or likelihood that a specific event will occur is expressed numerically as a probability. Probabilities can also be expressed as percentages from 0% to 100% or as numbers between 0 and 1. the proportion of occurrences among all equally likely alternatives that lead to a certain event relative to all possible outcomes.
red die, there are 3 numbers greater than 3 out of 6 numbers
Probability (A) = 3/6 = 1/2.
green die, there are 2 numbers less than 3 out of 6 numbers
Probability (B) = 2/6 = 1/3.
events are independent
P(A and B) = \(P(A)P(B) = 1/2 X 1/3 = 1/6 = 0.1667\)\(P(A)P(B) = 1/2 X 1/3 = 1/6 = 0.1667.\)
16.67% probability = 0.1667
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An automobile manufacturer claims that its car has a 57.7 miles/gallon (MPG) rating. An independent testing firm has been contracted to test the MPG for this car since it is believed that the car has an incorrect manufacturer's MPG rating. After testing 210 cars, they found a mean MPG of 57.4. Assume the standard deviation is known to be 1.9. A level of significance of 0.1 will be used. Find the value of the test statistic. Round your answer to 2 decimal places.
Answer:
The value of test statistic
|Z| = |-2.2883| = 2.2883
Step-by-step explanation:
Step(i):-
Given that the mean of the Population = 57.7miles/gallon
The standard deviation of the Population = 1.9
The mean of sample x⁻ = 57.4
Given that the sample size 'n' =210
level of significance = 0.1
Step(ii):-
Test statistic
\(Z = \frac{x^{-}-mean }{\frac{S.D}{\sqrt{n} } }\)
\(Z = \frac{57.4-57.7}{\frac{1.9}{\sqrt{210} } }\)
Z = -2.2883
|Z| = |-2.2883| = 2.2883
Final answer:-
The value of test statistic
|Z| = 2.2883
What is the area of this figure?
15 mm
4 mm
Submit
3 mm
3 mm
5 mm
5 mm
7 mm
8 mm
Write your answer using decimals, if necessary.
square millimeters
A random sample pulled 43 catfish from a large lake. They were marked and released. A second sample pulled out 88 catfish. Seventeen had been marked. Calculate the estimated population
Answer: 114
Step-by-step explanation: You have 43 new catfish then you catch 88 but 17 of them have already been marked so you do not want to count those in the estimated population again because they have already been counted so you take 88 minus 17 and you get 71 new fish. So then you add the first new sample of fish 43 and then you add the second new sample of fish 71 and then you get 114
graph the parabola x=1/2(y-2)^2-4. find and graph the vertex, focus, directrix, and focal chord endpoints.
1. Find the graph of the parabola attached below
2. Vertex (-4, 2) Focus (-7/2, 2) Directrix (x = -9/2) Endpoints (-7/2, 1) (-7/2, 3)
How do we find the vertex, focus, directrix, and focal chord endpoints or the parabola?For the parabola, x = 1/2(y-2)² - 4 we will use the equation x = 4p(y-k)² + h,
Vertex → (h, k)
In our given equation, (y - 2) → (y - k), so k = 2. The term on the rightmost side of our equation (-4) → h in the form, so we know h = -4. ∴ vertex (-4, 2).
focus → (h, k) = (-4, 2); P = 1/2
Parabola is symmetric around the x axis and so the focus lies a distance P, from the center, along the x axis.
∴ Focus is (-4 + p, 2)
(-4 + 1/2, 2) ⇒ (-7/2, 2)
directrix → x = d
Parabola is symmetric around the x axis and therefore the directrix is a line paralled to the y axis a distance away from the ceter (-4, 2) x coordinate.
∴ x = -4 - p ⇒ x = -4 - 1/2
x = 9/2
focal chord endpoints →
The focus of the parabola is (-7/2, 2).
The y-coordinate of the focus is 2, so the y-coordinates of the endpoints of the focal chord are 2 + 1 and 2 - 1, → 3 and 1.
Therefore, the endpoints of the focal chord are:
(-7/2, 3) and (-7/2, 1).
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There are 4 blueberry, 6 raisins, and 2 plain bagels in a bag. Mike randomly selects two bagels without replacing the first bagel. Find the probability that he selects a raisin bagel and then a plain bagel
Answer: 1/9
Step-by-step explanation: add all the numbers up, so 4+6+2=12, which is the denominator. First, we find the rasin bagel, which 8/12=4/6=2/3 times the number of plain bagel which is 2/12, or 1/6. 2/3*1/6=2/18=1/9. Tell me if I get it right or not.
What number is 5.5% of 110
Answer: What number is 5.5% of 110
Step-by-step explanation:
Answer:
5.5% of 110 = 6.05
Step-by-step explanation:
hope that helps
6TH GRADE MATH SOMEONE PLEASE GIVE ANSWER TYSM
The surface area of the vase is 168.4 square inches.
What is a cylinder?
A cylinder is a three-dimensional geometric shape that has two congruent circular bases connected by a curved surface.
The surface area of the cylindrical vase can be found using the formula SA = B + Ph, where B is the area of the base, P is the perimeter of the base, and h is the height of the vase. Since the vase has a circular base, the area of the base can be found using the formula for the area of a circle: B = πr², where r is the radius of the base.
The diameter of the vase is 4.3 inches, so the radius is half of that, or 2.15 inches. The area of the base is therefore:
B = πr² = 3.14 * (2.15)² ≈ 14.46 square inches.
The perimeter of the base is the circumference of the circle, which can be found using the formula C = 2πr:
P = 2πr = 2 * 3.14 * 2.15 ≈ 13.53 inches.
Now we can use the formula SA = B + Ph to find the surface area of the vase:
SA = B + Ph = 14.46 + 13.53 * 11 ≈ 168.39 square inches.
Rounding to the nearest tenth of a square inch, the surface area of the vase is approximately 168.4 square inches.
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How do you find Exponential Decay Rate?
1+b
1-b
Answer:
Exponential decay is represented by the equation:
y = a * e^(-bx)
where:
y is the final value
a is the initial value
b is the decay rate
x is the time variable
The exponential decay rate, b, can be found by taking the natural logarithm (ln) of both sides of the equation, then rearranging to isolate the decay rate:
ln(y/a) = -bx
b = -ln(y/a)/x
So, to find the exponential decay rate, you would need to know the initial value (a), the final value (y), and the time elapsed (x). Then, you can use the formula above to calculate the decay rate, b.
The expressions "1+b" and "1-b" are not sufficient to find the exponential decay rate, as they do not contain enough information about the specific scenario or data set.
if this helps, can you please mark my answer brainliest?
Find the volume of a pyramid with a square base, where the side length of the base is
10.6
in
10.6 in and the height of the pyramid is
12.3
in
12.3 in. Round your answer to the nearest tenth of a cubic inch.
Answer:
V = 460.68
Step-by-step explanation:
V=(lwh)/3
On each trial of an experiment, a participant is presented with a constant soft noise, which is interrupted at some unpredictable time by a slightly louder sound. The time it takes for the participant to react to the louder sound is recorded. The following list contains the reaction times (in milliseconds) for 9 trials of this experiment.
661, 655, 679, 539, 409, 301, 739, 643, 386
Send data to calculator
(a) What is the median of this data set? If your answer is not an integer, round your answer to one decimal place.
(b) What is the mean of this data set? If your answer is not an integer, round your answer to one decimal place.
(c) How many modes does the data set have, and what are their values? Indicate the number of modes by clicking in the appropriate circle, and then indicate the value(s) of the mode(s), if applicable.
a) the median of the data set is 643. b) the mean of the data set is approximately 556.9. c) there are no modes in this data set.
Answer to the questions(a) To find the median of the data set, we first need to arrange the numbers in ascending order: 301, 386, 409, 539, 643, 655, 661, 679, 739.
Since there are 9 data points, the median will be the middle value. In this case, the fifth value is 643.
Therefore, the median of the data set is 643.
(b) To find the mean of the data set, we add up all the values and divide by the total number of values:
Mean = (301 + 386 + 409 + 539 + 643 + 655 + 661 + 679 + 739) / 9
= 5012 / 9
≈ 556.9
Therefore, the mean of the data set is approximately 556.9.
(c) To determine the number of modes and their values, we look for the values that appear most frequently in the data set.
From the given data set, we can see that there is no value that appears more than once. Hence, there are no modes in this data set.
Therefore, the data set has no modes.
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What is the area of a triangle with vertices at (-4,1),(-7,5),and (0,1)
Answer:Find out the magnitude of each line segment
A=(-4, 1)
B= (-7, 5)
C=(0, 1)
Plot out the triangle to find out what the general shape of the triangle looks like since we need height.
A-B= √(-4+7)²+(1-5)²
=5
B-C=√(-7)²+(5-1)²
= √53
C-A=√(4)²+(1-1)²
=4
Find midpoint of B-C because line segment between A and B-C would be the height (according to the rough sketch previously drawn)
B-C= (x, y)= (x₁+x₂/2), (y₁-y₂/2)
(x, y)= (-7+0/2), (5+1/2)
(x, y)= -3.5, 3
Magnitude of A-BC:
√(-3.5+4)²(3-1)²
=√(0.5)²+4
Area=1/2(bh)
a=1/2(√53)(√(0.5)²+4 )
a= 7.5
Hope I helped you understand how you can derive the answer yourself :)
Step-by-step explanation:
Hurry - Please Help = 2 questions.
Answer:
3. f(3) = 16
4. h(3) = 4
Step-by-step explanation:
3.
f(x) = x² + 7
f(3) = 3² + 7
f(3) = 16
4.
h(x) = 12/x
h(3) = 12/3
h(3) = 4
Which inequality is represented by the graph?
The inequality on the graph is the third option:
(2/5)*x - 3/2 ≥ y
Which inequality is represented by the graph?Let's analyse the graph if the inequality.
We can see that there is a solid linear equation with a positive slope, and the shaded area is below that line, then the inequality is of the form:
y ≤ linear equation.
We know that the symbol "≤" must be used because of the solid line.
We also can see that when x = 0, y takes a velue between -1 and -2.
With that in mind the correct option is the third one:
(4/5)*x - 2y ≥ 3
Isolating y we get:
(4/5)*x - 3 ≥ 2y
(2/5)*x - 3/2 ≥ y
Changing the order:
y ≤ (2/5)*x - 3/2
That is the graphed inequality.
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the formula of the cost of buying a car is cost=12x monthly payment + deposit the cost of another car is £8000find the monthly payment when the deposit is £2600
Answer:
Step-by-step explanation:
15 3/4% is equal to which decimal?
Answer:
2/4%
Step-by-step explanation:
Colin borrowed 4200 at 8% simple interest to be paid back in 3 years. How much interest will he pay
Answer:
Answer 1008
Step-by-step explanation: