Find the indicated conditional probability
using the following two-way table:
Grade
Drive to school
Take the bus
Walk
Sophomore
N
25
3
Junior
13
20
N
Senior
25
5
5
P(Walk to school | Senior ) = [?]
Round in the

Find The Indicated Conditional Probabilityusing The Following Two-way Table:GradeDrive To SchoolTake

Answers

Answer 1

Answer: 0.14

Step-by-step explanation

Answer 2

The required conditional probability would be 0.71.

What is the probability?

Probability refers to a possibility that deals with the occurrence of random events.

The probability of all the events occurring need to be 1.

The conditional probability is defined as:

P(A|B) = P(A∩B)/P(B)

From the given two-way table, we get

Drive to school and senior = 25

Senior = 25+5+5

= 35

Total = 2+25+3+13+20+2+25+5+5

= 100

Now,

P( Drive to School and Senior) = 25 / 100

P( Senior) = 35/ 100

Thus,

P( Drive to School | Senior) = 25 / 35 = 0.71

Therefore, the required conditional probability would be 0.71.

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Related Questions

PLEASE HELP ASAP WILL MARK BRAINLIEST

Answers

the answer is C good luck on ur test

Answer: ima answer so u can give him brainliest

Step-by-step explanation:

PLS HELP, WILL GIVE BRAINLIEST AND POINTSSSSSS
i'm rlly confused on this, I think maybe it's .D???
Pls someone answer and explain!!!
and no links, please and thankyou

Answers

Answer:

i think your right - it might me d cause woudn't the gravity and the surface cancel out and the force would make it move because there is no opposite force i donkt know tho

Sara can travel 23 feet in 11 hours. Please calculate Sara's rate of speed. (round to 2 decimal places)

Answers

Answer:

How do I ask a question on here?

Step-by-step explanation:

Answer: 12

Step-by-step explanation: you welcome

which answer is correct

Answers

Answer:

From top to bottom: 1,3,4

9)
Find the slope of a line perpendicular to y = 3x + 7.
A)
-3
B)
NE
3
D) 3

Answers

Answer: B because it's the absolute opposite of 3x. This means that 3/1 flipped over is 1/3 and the opposite of a positive is a negative.

A homeowner wants to determine how much paint is needed to paint the walls of his living room.
Choose the two variables the homeowner should most consider when deciding how much paint is necessary.
A.
the cost of one gallon of paint
B. the number of rooms in the house
c. the number of walls in the living room
D. the area of the walls in the living room
E. the area that one gallon of paint will cover

Answers

Answer:A

Step-by-step explanation:becouse it makes sen e

Answer:

c & d

Step-by-step explanation:

Last year a student correctly answered 4/5 of the total 40 questions given.What percent of the total questions she correctly answered?

Answers

She got 80 percent of the questions right

Elijah earns $200 for 8 hours of work.What is the rate (in dollars per item)

Answers

25 dollars per hour should be the correct answer

solve for the value of k

Answers

Answer:

k = 42

Step-by-step explanation:

This is a complementary angle, meaning that the angles formed equal 90 degrees. We know it is complementary because the angle is shown was a tiny square, a sign that it is 90 degrees. Thus, the two angles (k+1) and 47 added together must equal 90. So, we can write an equation:

(k+1) + 47 = 90

k + 1 = 43

k = 42.

K=42
So (42+1)=43 2*43=86 (86+4)=90
I think so thanks

A jar contains 5 blue marbles, 1 yellow marble, and 4 green marbles. What is the probability of randomly choosing a yellow marble, replacing it , and then choosing a yellow marble again

Answers

Answer:

1/100

Step-by-step explanation:

Probability calculates the likelihood of an event occurring. The likelihood of the event occurring lies between 0 and 1. It is zero if the event does not occur and 1 if the event occurs.

For example, the probability that it would rain on Friday is between o and 1. If it rains, a value of one ids attached to the event. If it doesn't a value of zero is attached to the event.

the probability = (number of yellow marbles / total number of marbles) x (number of yellow marbles / total number of marbles)

total number of marbles = 1 + 5 + 4 = 10

(1/10) x (1 / 10) = 1 /100

A single, standard number cube is tossed. What is the probability of getting a number other than 6?
A. 1
B. start fraction 1 over 3 end fraction
C. start fraction 5 over 6 end fraction
D. start fraction 1 over 6 end fraction

Answers

Answer:

c. start fraction 5 over 6 end fraction

Step-by-step explanation:

there are six numbers on a cube

1, 2, 3, 4, 5, 6

there are 5 other numbers other than 6

5/6

5 = other than 6

6 = total numbers

What is the volume of the following image?

Answers

Try 1824 I do tho I haven’t done this in a long time

Julius is going to have a meal with an appetizer and an entrée.
There are 3 choices for the appetizer and 4 choices for the entrée.
How many different meals does he have to choose from?

Answers

I think he have choose 10

Answer iiiiiisssss 7

plz help right now illl give brainlist 5.0 and say thanks

Answers

4+4+1 is the answer

Answer: 4+4+1

Step-by-step explanation: 4+4+1=4+5

Hope this helps!

The surface area of the cylinder

Answers

yesssssss broooii yesssssss broooii
The surface are of a cylinder is 2π r h + 2π r².

Why is it important to know how to use area or volume in real life?

Answers

It’s important because you may doing something that includes that and you don’t have a ruler etc..
The concepts of area and volume all talk about how much space a 2D or 3D figure occupies. In real life, there are certain jobs that include measuring and geometry, which you will be able to accomplish by your math skills. For example, engineering involves analyzing and modeling certain objects. Even if work is not included, the daily activities we do, sometimes include area and volume. Such as finding a gift box where your gift perfectly fits and measuring your daily water intake.

Have a nice day, i tried my best :DD

Two equations are given. m + 5n = 20
m = n-4

What is the solution to the set of equations in the form (m, n)?

A (3,7)
B (0,4)
C (5, 1)
D (2,6)

Please help

Answers

Answer:

B. (0, 4)

Step-by-step explanation:

so we need to find the value of m and n, and luckily we have 2 equations that'll help. (I'm going to use the substitution method for this instead of the Elimination method because I am lazy)

first we need to solve for m, but we already have an equation that tells us what m is equal to, m = n - 4.

now we just need to plug in our new m into the other equation and solve for n. (we are using m + 5n = 20 for that)

so now we get

(n - 4) + 5n = 20

so we solve for n

n + 5n = 24

6n = 24

n = 4

now that we know that n is 4, we can plug that into our m equation (m = n - 4)

m = 4 - 4

m = 0

now we have our m and n, and we can make our ordered pair.

(m, n)

(0, 4)

A rectangle has a length that is twice the width. The width is to be extended by 5 ft and the length by 3 ft, so the total area becomes 99 square feet. What was the original length?

Answer Choices:
4 ft
6 ft
8 ft
10 ft
12 ft
14 ft
16 ft

Answers

Answer:

8 feet

Step-by-step explanation:

w = width

2s = length

Find 'w' by multiplying the new dimensions:

(w+5)(2w+3) = 2w² + 3w + 10w + 15 = 99

simplify:

2w² + 13w - 84 = 0

Factor:

(2w + 21)(w - 4) = 0

w = -21/2   ** disregard because a measurement cannot be negative **

w = 4

original width was 4

orginal length was twice 4 or 8 feet

Solve the quadratic formula for (5x+3)(5x-3)=19X

Must show all workings

Answers

X=1.09
X=-0.33
I think

The value of x for the given quadratic equation is (19+[tex]\sqrt{1261}[/tex])/50,

(19-[tex]\sqrt{1261}[/tex])/50.

What is a quadratic equation?

It is in the form of a[tex]x^{2} +bx+c[/tex]. It is simply an equation and we have to solve for x.

How to solve a quadratic equation?

If we solve the given equation we will be able to get the following equation

[tex]25x^{2} -19x-9=0[/tex]

x=(-b+-[tex]\sqrt{b^{2}-4ac }[/tex])/2a

when we put b=19 a =25 c =-9

we will get x=[tex](19+\sqrt{1261} )/50 , (19-\sqrt{1261} )/50[/tex].

Learn more about quadratic equations at https://brainly.com/question/1214333

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u just gotta find the area​

Answers

Answer:

28

Step-by-step explanation:

Which expression is equivalent to csc x – sin x?

a.
cos^2x/sinx
c.
sin x – cos x
b.
sin x + cos x
d.
cos^2x + sin^2x

Answers

ANSWER : A
good luck :)

Answer:

a edge 2021

Step-by-step explanation:

Which of the following segments is a radius of A?

А. ТА
B.TR
C. GP
D. RP

Answers

Answer:

Step-by-step explanation:

Answer A is correct.  Remember that a radius stems from the center and ends on the rim of the circle, as shown here.

(a) TA

hope this helps :))

On an architect's drawing, the scale is 1 inch equals 6.5 feet. The distance on the drawing of the width of the dining room is 3.5 feet. How wide is the actual dining room?

Answers

Answer:

22.75

Step-by-step explanation:

A scale drawing is a reduced form in terms of dimensions of an original image / building / object

the scale drawing is usually reduced at a constant dimension

scale of the drawing = original dimensions / dimensions of the scale drawing

3.5 x 6.5 = 22.75 ft

A local theater charges $7.50 for adult tickets and $5.00 for discount tickets. The theater needs to
make at least $240 to cover the rent of the building. If 20 discount tickets are sold, how many adult
tickets must be sold?

A-less than 10 tickets
B-15 adult tickets
C-at least 19 adults tickets
D-no more than 8 adult tickets

Answers

$5 x 20 = 100

$7.50 x 19 = 142.5

100 + 142.5 = 242.5

The answer is C, at least 19 adult tickets.
You get the closest answer to 240 by answering C.

Answer:

C

Step-by-step explanation:

the theater sold 20 discount tickets=5*20=100$

the number of tickets for adult must be =140/7.5=18.7 ~19 tickets at least

-10x+10y=-10 10x-10y=10

Answers

Answer:

X=-Y

Step-by-step explanation:

...........................

Karen took out a loan for $725 with a 2.5% interest rate that is compounded annually. No additional money will be deposited or withdrawn from the account. How much in interest will Karen pay back at the end of 18 months?

Answers

Answer:

$29

Step-by-step explanation:

You divide 2.5 by 100 the you multiply that by 725 and sense its months it would be converted to 1.6 so you multiply 725 1.6 and the answer to 2.5 divide by 100

PLEASE HELP ME THANK YOU!!!

A cylinder has a height of 10 ft and a volume of 25,456 ft³.

The radius of the cylinder is approximately ___ feet.

Round your answer to the nearest whole number.

Answers

Answer:

The radius of the cylinder is approximately 28 feet.

Step-by-step explanation:

Volume of a cylinder = πr^2 h

⇝ 25,456 = π r^2 10

⇝r^2 = 25456 *7 / 22*10

⇝r^2 = 178192/220

⇝r = √809.9636

⇝r = 28.45 ft

If (X+2,4) and (5,y-1 are equal ordered pairs ,Find the value of X and y​

Answers

Answer:

x = 3, y = 5

Step-by-step explanation:

Since the ordered pairs are equal, then equate the x and y coordinates

x + 2 = 5 ( subtract 2 from both sides )

x = 3

y - 1 = 4 ( add 1 to both sides )

y = 5

Kevyn has a bag of jolly ranchers. Kevyn gave 3/8 of the bag to Alex and 1/4 of the bag to Marisa. Kevyn also gave 1/2 of the remaining candy to his favorite teacher Mr. Lee. How much of the total candy bag did Kevyn give to Mr. Lee.

Answers

Answer: 3/16

Step-by-step explanation: after giving it to Alex and Marisa there is only 3/8 left. Half of 3/8 is 1.5/8 or 3/16

4 4
Darren makes $10 per hour. Next semester, he will be
making $14 per hour. What rate of increase does this
represent? Round the answer to the nearest tenth of a
percent.
a) 28.5%
b) 40%
c) 71%
d) 60%

Answers

Answer:

40

Step-by-step explanation:

[tex]14 - 10 = 4 \\ \frac{4}{10} \times 100 = 40[/tex]

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