Answer: m= 3/11
Step-by-step explanation:
The probability of winning the grand prize in a local drawing is 1 out of 30. Bill and his wife, Ashley, both bought tickets. What is the probability that at least one of them will win the grand prize?
Thus, the total probability (either Ashley or his wife wins the prize) is found as: 29/450.
Explain about the total probability?Calculations of probability are divided into several portions by the total probability rule. When you don't know enough about an event's probabilities to determine it directly, you can utilise it to determine the likelihood of an occurrence, A. Instead, you determine the likelihood of an associated occurrence, B, using it.
Given data:
probability of winning grand prize P(E) = 1/30.
So, probability of not winning prize P(E') = 1 - 1/30 = 29/30.
probability(either Ashley or his wife wins the prize) = P(E).P(E') + P(E').P(E)
= 1/30 * 29/30 + 29/30 * 1/30
= 29/900 + 29/900
= 29/450
Thus, the probability (either Ashley or his wife wins the prize) is found as: 29/450.
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6,999 divided by 99 with answer and remainder pls
Answer:
70.696969697
Step-by-step explanation:
what is the total length of the two ladders 11.4 ft. 5.8ft.
Answer:
17.2ft
Step-by-step explanation:
just add
11.4+5.8=17.2
The pie chart shows the sports played by 30 boys. How many boys play Rugby?
Answer:
10
Step-by-step explanation:
30 boys
1/2 play football
30/2 = 15
15 boys left
2/3 play rugby
15 x 2/3 = 10
The five values for a data set are: minimum = 0 lower quartile = 2 median = 3. 5 upper quartile = 5 maximum = 10 Bruno created the box plot using the five values. What error did he make? The right whisker should go from 3. 5 to 10. The left whisker should go from 0 to 2. The box should go from 2 to 3. 5. The box should go from 3. 5 to 5
The five values for a data set are: minimum = 0 lower quartile = 2 median = 3. 5 upper quartile = 5 maximum = 10 Bruno created the box plot using the five values. Bruno made error. The left whisker should go from 0 to 2.
About quartileQuartiles is a type of quartile that divides data into four parts with approximately the same number. The first quartile or lower quartile (Q1) is the middle value between the smallest value and the median of the data group. The first quartile is a marker that the data in that quartile is 25% below the data group.
The second quartile (Q2) is the median data which marks 50% of the data (dividing the data in half). The third or upper quartile (Q3) is the middle value between the median and the highest value of the data set. The third quartile is a marker that the data in that quartile is 75% below the data group. Quartiles are a form of an ordered statistic because to determine quartiles, data needs to be sorted from smallest to largest value first.
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5) The length of a rectangle is 5 more than 10 times the width. The perimeter is 230cm find the length and width of the rectangle. (I need help please!)
Answer:
length =105 width =10
Step-by-step explanation:
L=10*W+5
P=230
P=2(L+W)
230=2(10W+5+W)
SOLVE FOR W
W=10
L=10*W+5
=10*10+5
L=105
Which point is located at (8, 6)? On a coordinate plane, point A is 8 spaces to the right and 6 spaces up. Point B is 8 spaces to the right and 8 spaces up. Point C is 6 spaces to the right and 8 spaces up. Point D is 6 spaces to the right and 6 spaces up. A B C D
Answer:
Point A
Step-by-step explanation:
Answer:
point A
Step-by-step explanation:
i had this question on my quiz and got it right
Find the x-values (if any) at which f is not continuous. If there are any discontinuities, determine whether they are removab. (Enter your answers as comma-separated lists. If an answer does not exist, enter DNE.) f(x)= 4−x 2
9
removable discontinuities x= nonremovable discontinuities x= x
The given function is f(x) = (4-x)/29. We need to find the x-values where f is not continuous and determine whether the discontinuities are removable or nonremovable.
For this function, there are no nonremovable discontinuities. The only type of discontinuity that could occur is a removable discontinuity. This occurs when a point is undefined, but the limit exists and is finite. In other words, the function can be made continuous by redefining it at that point.
To find any possible removable discontinuities, we need to find the values of x for which the denominator becomes zero, because division by zero is undefined. The denominator is always 29, which is never zero, so there are no values of x for which the denominator is zero. Therefore, there are no removable discontinuities.
In conclusion, the function f(x) = (4-x)/29 is continuous for all values of x, and there are no removable or nonremovable discontinuities.
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You work in Social Media as a consultant. You are working on a new report to examine trends in Social Media usage and age. You conducted a survey of 1072 people randomly selected in the United States (you limited minimum age to 12). The file "Usagef.xlsx" has results of the survey. For each Social Media platform you have a 0/1 variable indicating whether or not the person said they used the platform in the last 6 months. For each of those variables, 1 means the person did use the platform in the last 6 months and 0 means they did not. You also have the age of each respondent calculated based on birth date (so 43.56 means the individual is 43.56 years old). There are two additional variables:
Young adult: 1=respondent is under 35; 0=respondent is 35 or over.
Platforms Used: The total number of Social Media platforms used in the last 6 months.
Please use this information and the data in the excel spreadsheet "Usagef.xlsx" to answer the following questions:
Assuming the sample is a random sample of the U.S. population, what is the upper bound of the 95% confidence interval for the average age in the U.S?
The upper bound of the 95% confidence interval for the average age in the U.S. is 48.29 years.
To determine the upper bound of the 95% confidence interval for the average age in the U.S., we can use the sample data from the survey. The sample size is 1072 people, randomly selected from the U.S. population, with a minimum age of 12. By calculating the average age of the respondents, we can estimate the average age of the entire U.S. population.
Using the given information that the average age of the respondents is 43.56 years, and assuming that the sample is representative of the population, we can calculate the standard error. The standard error measures the variability of the sample mean and indicates how much the sample mean might deviate from the population mean.
Using statistical methods, we can calculate the standard error and construct a confidence interval around the sample mean. The upper bound of the 95% confidence interval represents the highest plausible value for the population average age based on the sample data.
Therefore, based on the provided information and calculations, the upper bound of the 95% confidence interval for the average age in the U.S. is 48.29 years.
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The first rule is add 12, then divide by 2 starting from 4. The second rule is multiply by 2, then subtract 2 starting from 3. What are the first four ordered pairs using the two sequences? (4, 4), (8, 6), (10, 10), (11, 18) (0, 4), (3, 6), (4, 10), 5, 18) (4, 3), (8, 4), (10, 6), (11, 10) (0, 3), (3, 4), (4, 6), (5, 10). I WILL MARK BRAINLIST. MY BROTHER NEEDS HELP WITH MATH LOLOLOLOLOLOLOLOLOLOLOLOLOL
Answer:
(03,)(4,4(4,6),(5,10)
Step-by-step explanation:
I’m smart I have an A + so it’s correct
336,765=3,14×0.55×(l+0.55) please help
Answer:
l = 194999.45
Step-by-step explanation:
I'm going to assume that you meant 3.14 by 3,14.
336,765 = 3.14 × 0.55 × (l + 0.55)
336,765 ÷ (3.14 × 0.55) = l + 0.55
(336,765 ÷ (3.14 × 0.55)) - 0.55 = l
l = 194999.45
A center has a center at X(4, -3) and a point on the circle is W(8, 0). What is the location of Y on the diameter WY?
Answer: (0, -6)
Step-by-step explanation:
The center is the midpoint of the diameter, meaning that the coordinates of Y must be (0, -6).
Al dividir "D" entre "d" se obtuvo 12 de
cociente y 8 de residuo. Si: D + d = 203.
Hallar: D
El valor que satisface D es 188.
El modelo matemático será así:
D/d = 12(resto 8)
si escribimos 8 como resto de D, entonces:
(D-8) /d=12
D-8= 12d o se puede escribir D= 12d+8
luego sustituya D= 12d+8 por D+d= 203
D+d= 203
(12d +8) +d= 203
13d= 203-8
13d= 195
re=15
sustituir d=15 en D+d= 203
D+d= 203
D+15=203
D=203-15
D=188
Sobre el modelo matemáticoEl modelo matemático es una forma de interpretación humana al traducir o formular problemas existentes en forma matemática, de modo que el problema pueda resolverse utilizando las matemáticas.
El uso principal de los modelos matemáticos es ayudar a las personas a comprender los problemas y simplificarlos para que puedan resolverse.
, los siguientes son algunos de los usos que se obtienen al utilizar un modelo matemático, a saber:
Agrega velocidad, claridad y poder de ideas en un período de tiempo relativamente corto. La descripción del problema ocupa un lugar central. Obtener una comprensión o claridad del mecanismo en el problema. Se puede utilizar para predecir eventos que surgirán de un fenómeno o su expansión. Como base para la planificación y el control en la formulación de políticas, entre otros.Obtenga más información sobre el modelo matemático en
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jackie won tickets playing the bowling ball game at a local arcade
Which type of plot shows the median and the data spread about the median?
A type of plot shows the median and the data spread about the median is called a boxplot.
A box-and-whiskers plot, also referred to as a boxplot, presents a summarized information such as the median, quartiles, minimum, and maximum values.
It indicates the measure of skewness of a distribution data or how the values are spread out.
It is made up of a box, which lies between the first and third quartiles with the whiskers as line segments extending from the ends of the box to the smallest and largest values that are not outliers.
Attached photo is a figure that illustrates a boxplot.
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What are the x coordinate and the y coordinate of the center of mass for the uniform plate shown in Figure below if L=5.0 cm?
From the X coordinate is -0.45 centimeter and Y coordinate is -2.0 cm of the center of mass for the uniform plate.
According to the Question:
Since the plate is uniform, we can divide it into three rectangles, each with a mass proportional to its area and with its barycenter at its geometric center. We will refer to the large piece of 35cm x 10cm; it occupies 63.6% of the total surface and its barycenter is at
(x₁, y₁) = (−5.0cm,−2.5cm).
Now,
The top 20cm× 5cm piece has 18.2 % of the total area; its center of mass is at (x₂, y₂) = (10cm,12.5cm).
Now,
The bottom 10cm× 10cm piece (section 3) also has 18.2 % of the total area; its center of mass is at (x₃, y₃) = (5cm,−15cm).
(a) The x coordinate of the center of mass for the plate is
\(X_{com} = (0.636)X_1 + (0.182)X_2 + (0.182)X_3\)
= -0.45 cm
(b) The y coordinate of the center of mass for the plate is
\(Y_{com} = (0.636)Y_1 + (0.182)Y_2 + (0.182)Y_3\)
= -2.0 cm.
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Marco has a triangle with 2 angles that are each 65°. What is the measure of the third angle?
Answer:
50
Step-by-step explanation:
when u add all the angles of a triangle the sum should be 180.. so 65+65 is 130... then u have to subtract 130 from 180 which gives the final answer as 50
hope my ans helps
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reply? 8a+14a+27a-5a=
Answer:
44a
Step-by-step explanation:
Because there is no variable other than a, this problem is relatively simple.
1. 8a + 14a = 22a
2. 22a + 27a = 49a
3. 49a - 5a = 44a
Answer:
44a
Step-by-step explanation:
8+14+27-5=44
8a+14a+27a-5a=44a
solve for X on number 18
A pet store has three fish tanks, each holding a different volume of water and a different number of fish. Tank A has 5 fishes with a volume of 40 liters. Tank B has 12 fishes with a volume of 100 liters. Tank C has 23 fishes with a volume of 180,000 milliliters. Which tank has the greatest volume per fish?
Answer:
Tank B
Step-by-step explanation:
A pet store has three fish tanks, each holding a different volume of water and a different number of fish.
a) Tank A has 5 fishes with a volume of 40 liters.
Volume per fish = 40 liters/5 fishes
= 8 liters/fish
b) Tank B has 12 fishes with a volume of 100 liters.
Volume per fish = 100 liters/12 fishes
= 8.33 liters/ fish
c) Tank C has 23 fishes with a volume of 180,000 milliliters.
Convert 180,000 milliliters to liters
1 milliliter = 0.001 liter
180,000 milliliters = x
x = 180,000ml × 0.001 l
x = 180 liters
Volume per fish = 180 liters/23 fishes
= 7.8260869565 volume per fish
Approximately = 7.83 liters/fish
Which tank has the greatest volume per fish?
The tank that had the greatest volume per fish is Tank B at 8.33 liters/ fish
Y = 17x - 8, y = 24x +6 Parallel Perpendicular Neither
Two parallel lines in the coordinate system share the same slope, this means that if you have two parallel lines:
\(\begin{gathered} y_1=m_1x_1+b_1 \\ y_2=m_2x_2+b_2 \\ \text{Their slopes must be equal:} \\ m_1=m_2 \end{gathered}\)For the given equations, the slopes are:
\(\begin{gathered} y=17x-8 \\ m=17 \end{gathered}\)\(\begin{gathered} y=24x+6 \\ m=24 \end{gathered}\)The slopes are different, so this lines are not parallel.
Two lines are perpendicular, when the slope of one of them is the negative inverse of the first one, this is for the perpendicular lines:
\(\begin{gathered} y_1=m_1x_1+b_1 \\ y_2=m_2x_2+b_2 \\ m_2=-\frac{1}{m_1} \end{gathered}\)For the given equations, using y=17x-8 as reference, the slope of a line perpendicular to this one must be:
\(m_{}=-\frac{1}{17}\)The slope of a perpendicular line to y=17x-8 is different from the slope of the second given line, so you can conclude that these lines are not perpendicular.
The correct choice is Neither
the apothem is the perpendicular distance from the _____ of a regular polygon to any one of its sides.
The apothem is the perpendicular distance from the center of a regular polygon to any one of its sides.
A closed, two-dimensional, flat or planar structure with straight sides is referred to as a polygon. Its sides do not bend in any way. A polygon's sides are also referred to as its edges. A polygon's vertices (or corners) are the places where two sides converge. Polygons and polyhedrons are two names for geometric shapes having three or more sides. The names of a few polygons are listed below. In order to link and develop projects and blockchains that are compatible with Ethereum, Polygon (MATIC), a cryptocurrency and technological platform, was introduced. A polygon is a fully closed, two-dimensional (2D), flat form with straight sides (all the sides are joined up). They must have straight sides. Any number of sides can be found in polygons.
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The target to the right is in your backyard. What is the probability of hitting the bulls eye (center circle) when you shoot an arrow? The radius of the bulls eye is 2ft and the radius of the target is 6ft. (Use 3. 14 for pi)
The probability of hitting the bulls eye (center circle) when we shoot an arrow with radius of the bulls eye is 2ft and the radius of the target is 6ft is 11.1%.
Assuming that we are shooting randomly at the target and the arrow can land anywhere within the target area, the probability of hitting the bull's eye (center circle) can be calculated as the ratio of the area of the bull's eye to the area of the entire target.
The area of the bull's eye can be calculated as follows:
Area of bull's eye = π x (radius of bull's eye)²
Area of bull's eye = 3.14 x 2²
Area of bull's eye = 12.56 square feet
The area of the entire target can be calculated as follows:
Area of target = π x (radius of target)²
Area of target = 3.14 x 6²
Area of target = 113.04 square feet
Therefore, the probability of hitting the bull's eye can be calculated as:
Probability of hitting bull's eye = Area of bull's eye / Area of target
Probability of hitting bulls eye = 12.56 / 113.04
Probability of hitting bulls eye = 0.111 or approximately 11.1%
So, the probability of hitting the bull's eye (center circle) when we shoot an arrow randomly at the target is approximately 11.1%.
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I NEED HELP SO BADLY! DONT UNDERSTAND THESE! WILL GIVE BRAINLIEST! (Please do both!)
Answer: 1. Smaller than 8 SQUARE ft. 8 ft on one side and 7/8 ft one one side does NOT equal 8 square ft, it is less. It is actually 7ft. 2. 50,343 is the answer to the second question, so less than the number. Explanation: When you multiply a number by a fraction you get less than the number you started with.
Hope this helps
Answer:
7. Option 2 smaller than 8 sq.ft.
8. Less than 67.24
Step-by-step explanation:
7. the fraction 7/8 is proper, i.e. less than the unit, Any number multiplied by a proper fraction is less (reduced).
8. the same reason as the previous one, 3/4 is a proper fraction.
Hope this helps
Assume 5-bit two's complement representation Do the following operation using the 2's complement operation. Show your steps and the result in binary. -8+(-3)
Assume 5-bit two's complement representation, the operation using the 2's complement operation, the steps and the result in binary -8+(-3) is -10 in two's complement notation.
In two's complement representation, negative numbers are represented by flipping all the bits in the corresponding positive number and adding 1. To perform addition and subtraction operations in two's complement, we follow the regular addition and subtraction rules but with an additional step to handle overflow and underflow. Let's assume 5-bit two's complement representation for this problem.
To add -8 and -3, we need to represent both numbers in two's complement notation.
-8 in binary form is 10000, which is the largest negative number that can be represented in 5-bit two's complement.
Therefore, we cannot represent -8 in 5-bit two's complement, so we need to discard the overflow bit and represent -8 as 00000 (positive zero).
-3 in binary form is 11101.
To get the two's complement of -3, we need to flip all the bits to get 00010 and add 1 to get 00011 (positive 3).
Now we can add 00000 and 00011 using regular binary addition.
00000+00011=00011000 (discarding the overflow bit)= 00110 in binary, which represents the two's complement of 10 in decimal.
Therefore, -8+(-3)=-10 in two's complement notation.
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Inscribed Angles. If a= 34 than how do i find find b, c, and d.
Answer:
b, c, & d also = 34
Step-by-step explanation:
They all are inscribed angles of the same arc
Show that if m
∗
(A)=0, then m
∗
(AUB)=m
∗
(B)
A and B have the same elements, the measure of AUB will be equal to the measure of B.
To show that if m*(A) = 0, then m*(AUB) = m*(B), we need to prove the following:
1. If m*(A) = 0, then A is a null set.
2. If A is a null set, then AUB = B.
3. If AUB = B, then m*(AUB) = m*(B).
Let's break down each step:
1. If m*(A) = 0, then A is a null set:
- By definition, a null set has a measure of 0.
- Since m*(A) = 0, it implies that A has no elements or its measure is 0.
- Therefore, A is a null set.
2. If A is a null set, then AUB = B:
- Since A is a null set, it means that it has no elements or its measure is 0.
- In set theory, the union of a null set (A) with any set (B) results in B.
- Therefore, AUB = B.
3. If AUB = B, then m*(AUB) = m*(B):
- Since AUB = B, it implies that both sets have the same elements.
- The measure of a set is defined as the sum of the measures of its individual elements.
- Since A and B have the same elements, the measure of AUB will be equal to the measure of B.
- Therefore, m*(AUB) = m*(B).
By proving these three steps, we have shown that if m*(A) = 0, then m*(AUB) = m*(B).
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Tito purchased 11 tickets to a baseball game for $374. About how much did one ticket cost?
Answer: It is 34$ per one ticket
Step-by-step explanation:
$374 divided by 11 is 34
Answer:
$34 per ticket
Step-by-step explanation:
We were told $374/11tickets.
We are looking for how much per 1 ticket.
Divide to find the per-ticket cost.
Use either 374÷11
374/11 .
374÷11 = 34
This means $34 per ticket.
12. A risk manager has completed a risk analysis for an asset valued at $4000. Two threats were identified; the ALE for one threat is $400, and the ALE for the second threat is $500. What is the amount of loss that the organization should estimate for an entire year?
a. $450 b. $500 c. $900 d. $100
The options provided, but it is closest to option C ($900). The Annualized Loss Expectancy (ALE) for each threat by multiplying the probability of occurrence by the cost of the loss. However, we are not given the probability of occurrence for each threat, so we cannot calculate the ALE.
Instead, we can use a simplified formula to estimate the amount of loss that the organization should expect for an entire year. This formula is:
Annual Loss = Single Loss Expectancy x Annual Frequency of Occurrence
To calculate the Single Loss Expectancy (SLE), we add up the ALE for each threat:
SLE = ALE threat 1 + ALE threat 2
SLE = $400 + $500
SLE = $900
The Annual Frequency of Occurrence is the number of times the loss is expected to occur in a year. We are not given this information, but we can make an assumption based on the available data.
Assuming that each threat has an equal chance of occurring, the Annual Frequency of Occurrence would be:
Annual Frequency of Occurrence = Total Threats / Total Time
Annual Frequency of Occurrence = 2 / 1 (assuming one year)
Annual Frequency of Occurrence = 2
Now we can calculate the Annual Loss:
Annual Loss = SLE x Annual Frequency of Occurrence
Annual Loss = $900 x 2
Annual Loss = $1800
Therefore, the amount of loss that the organization should estimate for an entire year is $1800. The correct answer is not given in the options provided, but it is closest to option C ($900).
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Change from rectangular to cylindrical coordinates. (Let r ≥ 0 and 0 ≤ θ ≤ 2π.) (a) (−9, 9, 9) (b) (−8, 8 3 , 5)
(a) Cylindrical coordinates for (a): (r, θ, z) = (√162, 3π/4, 9)
(b) Cylindrical coordinates for (b): (r, θ, z) = (√256, 4π/3, 5)
Cylindrical coordinates can be defined as three sets of coordinates used to locate a point in a cylindrical coordinate system. In two dimensions, the position of a point can be expressed in Cartesian and polar coordinates. When polar coordinates are extended to the 3D plane, an additional coordinate is added. Together, these three measurements form cylindrical coordinates. Coordinates define both distance and angle.
The radial distance, azimuth, and height of the plane from a point are expressed in cylindrical coordinates. Cylindrical-coordinate systems can be used to describe systems with rotational symmetry.
To convert from rectangular coordinates to cylindrical coordinates, we use the following equations:
r = sqrt(x^2 + y^2)
theta (θ) = arctan(y/x)
z = z
For part (a), we have the rectangular coordinates (-9, 9, 9). Using the above equations, we get:
r = sqrt((-9)^2 + 9^2) = 9 sqrt(2)
theta = arctan(9/-9) = -π/4 (since the point is in the third quadrant)
z = 9
So the cylindrical coordinates for part (a) are (9 sqrt(2), -π/4, 9).
For part (b), we have the rectangular coordinates (-8, 8 sqrt(3), 5). Using the above equations, we get:
r = sqrt((-8)^2 + (8 sqrt(3))^2) = 16
theta = arctan(8 sqrt(3)/-8) = -π/3 (since the point is in the third quadrant)
z = 5
So the cylindrical coordinate for part (b) is (16, -π/3, 5).
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