HELP
A movie theater is arranged with 7 seats in the front row, 12 seats in the middle row, and 11 seats in the back row. People enter the movie theater and randomly sits in different spots. What is the probability that the first person who enters the theater will be in the middle row?


type in your fraction answers as a/b

Answers

Answer 1

Answer:[tex]P=\frac{2}{5}[/tex]

Step-by-step explanation:

Given

A movie theater has 7 seats in the front row  

12 seats in the middle row

11 seats in the back row

Probability first person who enters the theater will be in the middle row

[tex]P=\frac{\text{No. of middle seats}}{\text{total seats}}[/tex]

[tex]P=\frac{12}{7+12+11}=\frac{12}{30}[/tex]

[tex]P=\frac{2}{5}[/tex]


Related Questions

a. 4.0
b. 16.0
c. 12.5
d. 11.7​

Answers

Answer:

D

Step-by-step explanation:

to find the answer you do the square root of (x2-x1)^2+(y2-y1)^2.

So you just plug it in and get the equation of

the square root of (-4-2)^2+(-8-2)^2 which equals 11.66190379

then you round to the tenths which then comes out to 11.7

Answer:

D. 11.7

Step-by-step explanation:

= √(−4−2)^2 + (−8−2)^2

= √(-6)^2 + (−10)^2

= √36 + 100

= √136

= 11.66 which rounds to 11.7

Which of the following values for x is true for 4x > 10?
A.x = 34
B.x = 2
C.x = 2.5
D.x = 3

Answers

Answer:

A and D

Step-by-step explanation:

34 * 4 = 136   136 > 10

3 * 4 = 12   12 > 10

One leg of a right triangle is 12, and the hypotenuse is 20.

The length of the other leg is ___

Answers

Answer:

i believe it is 16.

hope this helped :)

Answer:

The answer is 16.

Step-by-step explanation:

To solve you need to use Pythagorean Theorem. a^2 + b^2 = c^2 .

12^2 + b^2 = 20^2

144 + b^2 = 400

400 - 144 = 256

b^2 = 256

Next we need to take away the power of 2.

√256 = √b^2

√16 x 16 = √b * b

b = 16

Dave Drove 15 Miles For 20 Minutes

Raul Drove 15 Miles For 15 minutes

Sinead Drove 20 Miles For 30 Minutes


Whose Speed Was The Slowest.

Answers

Answer:

Sinead

Step-by-step explanation:

Sinead drove 20 miles for 30 minutes, it means that they were the slowest since wherever they were going they got there last.

hope this helps!!!

please help, would be greatful :)

Answers

Answer:

16.9

Step-by-step explanation:

16.9








Hope u get it correct

Pls help!!! 30 points

Answers

Answer:

2.4x-4.4

Step-by-step explanation:

0.3(4x-8)-0.5(-2.4x+4)

1.2x-2.4+1.2x-2

2.4x-4.4

Answer:

D. 2.4x -4.4

Step-by-step explanation:

0.3(4x-8)-0.5(-2.4x+4)

1.2x-2.4-0.5(-2.4x+4)

1.2x-2.4+1.2x-2

2.4x-4.4

i’ll mark you brainliest

Answers

Is this the area or the perimeter

The list shows 8 of Takisha's math quiz scores.
70, 81, 82, 82, 82, 89, 94, 100
What is the mean absolute deviation of her quiz scores?

Answers

Answer: 85

Step-by-step explanation:

Add all the numbers together than

divide by 8

♡ The Question/Task ♡      

-What is the mean absolute deviation of her quiz scores?  

*୨୧ ┈┈┈┈┈┈┈┈┈┈┈┈ ୨୧*      

♡ The Answer ♡      

-The mean absolute deviation of her quiz scores is 7!  

I apologize in advance if this is incorrect! ♡  

*୨୧ ┈┈┈┈┈┈┈┈┈┈┈┈ ୨୧*      

♡ The Explanation/Step-By-Step ♡      

-No Explanation/Step-By-Step Provided!      

*୨୧ ┈┈┈┈┈┈┈┈┈┈┈┈ ୨୧*      

♡ Tips ♡      

-No Tips Provided!

The US consumers in average of 5.15 million metric tons of banana per year. There are 319 million people in the US and there are 1000 kg in one metric ton. Round answer except last one to three significant digits. How many kilogram of bananas are consumed per person per year.

Answers

Answer:

bananas consumed per person per year are 4.42 × [tex]10^{-2}[/tex]

Step-by-step explanation:

given data

consumers in average = 5.15 million metric tons

population = 319 million

solution

we get here bananas are consumed per person per year that is express as

bananas consumed = total banana consumed ÷ ( total population × 365 ) .................1

put here value and we get

bananas consumed = [tex]\frac{5.15 \times 1000}{319 \times 365}[/tex]

so, bananas consumed per person per year are 0.044231 kg = 4.42 × [tex]10^{-2}[/tex]

You want to put a 3 inch thick layer of topsoil for a new 13 ft by 31 ft garden. The dirt store sells by the cubic yards. How many cubic yards will you need to order

Answers

Answer:

30 cubic yards

Step-by-step explanation:

You will multiply 13 by two because there is two sides of 13ft

13 x 2 = 26

Then do the same thing with 31, so 31 multiply by 2

31 x 2 = 62

After that add 62 and 26

62+26=88

Then divide 88 by 3

88÷3=29.9

after that you will round 29.9 by the nearest 10 which is 30

5-4c-2-9c
evaluate the expression​

Answers

Answer:

-13c + 3

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Algebra I

Terms/Coefficients

Step-by-step explanation:

Step 1: Define

5 - 4c - 2 - 9c

Step 2: Simplify

Combine like terms (c):                    -13c + 5 - 2Combine like terms (Z):                    -13c + 3

Answer:

-13c + 3

Step-by-step explanation:

find a formula for the nth term in this arithmetic sequence. a1=0, a2=0.5, a3=1, a4=1.5

Answers

Answer:

nth term is;

0.5n-0.5

Step-by-step explanation:

As we can see, the first term is 0

The common difference is 0.5-0= 1-0.5 = 1.5-1 = 0.5

Formula for nth term of an arithmetic sequence is;

a + (n-1)d

So we have

0 + (n-1) 0.5

= 0.5n-0.5

× _____ ÷ =

ALGEBRAALGEBRAALGEBRAALGEBRAALGEBRA

Answers

Answer:

ALGEBRA indeed

Step-by-step explanation:

lololol

Select the equation of a straight line that is perpendicular to the line y = 3x-2

Answers

Perpendicular lines have slopes whose product is -1. The slope given in
y = 3x - 2
is -3.
The slope of the perpendicular line will be m, and m needs to satisfy the equation
3 * m = -1
Hence m = -1/3.
Our perpendicular line is thus
y = (-1/3)x + b
for some constant b.
We are told that the perpendicular line goes through the point (-9,5). If so, then the following must hold:
5 = (-1/3)(-9) + b
= 3 + b
b = 2
Ans: y = (-1/3)x + 2

At an electronics store, a smart phone is on sale for 35% off the original price of $679. If you use the store credit card, you can receive an additional 15% off the sale price. What is the final price of the smart phone if you use the store credit card? Round to the nearest cent.

Answers

Answer:

%375.15

Step-by-step explanation:

Hope this helps u out

Answer:

The final price of the smartphone is $375.15

Step-by-step explanation:

Percentages

The original price of a smartphone at an electronics store is $679. The store is on sale for 35% off that price.

Thus the sale price can be calculated by subtracting the discount from the original price.

Discount= 35% of $679 = 35/100 * $679 = $237.65

Sale price=$679 - $237.65 = $441.35

If you use the store credit card, there is an additional discount of 15% off the sale price. The new discount is:

New discount = 15% of $441.35 = $66.20

And the final price is: $441.35 - $66.20 = $375.15

The final price of the smartphone is $375.15

please answer i will mark brainliest!!

Answers

Answer:

16 and 3

Step-by-step explanation:

A prime number has only 2 factors, 1 and itself

2, 5 and 7 meet this criteria and are prime, however

factors of 16 are 1, 2, 4, 8, 16

16 does not meet the criteria and is not prime

--------------------------------------------------------

The factors of 18 are 1, 2, 3, 6, 9, 18

The only one of these factors which is prime is 3

if three quarters of the pizza provided 12 pieces to the table how many pieces were in the pizza when it was ful

Answers

Answer:

16

Step-by-step explanation:

help pleaseeeeeeeeeeeeeeeeeeeee

Answers

Answer:

2/11 will be your answer :)

Step-by-step explanation:

Hope this helps ✨

Answer:

2/11

Step-by-step explanation:

They definitley aren't equal, and 2/11 is closer to 0 than 4/5, so therefore it is less.

(hope this helps!)

How far up a house will an 18 foot ladder reach if the angle the ladder makes with the ground is 60˚?
(Round to the nearest tenth)

Answers

Answer:

15.588 ft

Step-by-step explanation:

What is the true solution to 2 In eln5x = 2 In 15?
O X=0
O X=3
O X=9
O X= 15

Answers

9514 1404 393

Answer:

  x = 3

Step-by-step explanation:

Maybe you want the solution ...

  [tex]2\ln{(e)}\cdot\ln{(5x)}=2\cdot\ln{(15)}\\\\2\cdot1\cdot\ln{(5x)}=2\cdot\ln{(15)}\\\\5x=15 \qquad\text{divide by 2, take antilog}\\\\x=3 \qquad\text{divide by 5}[/tex]

Calculate the slope (12,5) (17,5)

Answers

Answer:

The slope is zero

Step-by-step explanation:

If the second number is the same (In this case it is) it is Impossible for there to be a slope so.. Slope = 0

Answer:

0

Step-by-step explanations:

y₂-y₁/x₂-x₁

[tex]\frac{5-5}{17-12} =\frac{5}{0} =0[/tex]

2x + 3y = 16
4x - 3y =-4

Answers

The answer is 16 I think

helppppppppppppp plzzzzzzzzzzzzzzzzz

Answers

Answer:

33.25

Step-by-step explanation:

Answer:

33.25

Step-by-step explanation:

this is probably the answer

Suzie needs to borrow $6,000 from a local bank. What is the monthly payment for a one year, 11.25% loan?

Answers

Given :

Suzie needs to borrow $6,000 from a local bank.

Interest rate, r = 11.25%.

To Find :

The monthly payment of Suzie for one year to pay of the loan.

Solution :

Total amount to return is :

[tex]A = 6000 + \dfrac{6000\times 11.25}{100}\\\\A =\$6675[/tex]

Let, monthly payment is x.

So,

[tex]x =\$ \dfrac{6675}{12}\\\\x = \$556.25[/tex]

Therefore, the monthly payment for loan is $556.25 .

Product of (4x+5)(2x+1)

Answers

Answer:

25 maybe

Step-by-step explanation:

i need help someone help pls and thx

Answers

Answer:

Two

Step-by-step explanation:

hope this helps tell me if I'm wrong though

Divide 8/9 by 1/4" Your answer​

Answers

0.2 or 0.222222222222

If the Cable Company offers cable for $110 a month but gives a 10%
discount for new customers. Find the cost for the new customers. (SHOW
ALL WORK)

Answers

$110x.10= $11
$110-$11= $99
New costumers would pay $99

 which type of lines is shown below?

Answers

Answer:

Perpendicular

Step-by-step explanation:

Answer:

Perpendicular

Step-by-step explanation:

The lines shown are intersecting meaning they cannot be parallel as parallel lines never intersect. Moreover, the square in the corner means these lines form a right angle. Lines that intersect and form right angles are perpendicular.

Find x - y subtracted from 0.

Answers

Answer:

0-(x-y)

Step-by-step explanation:

Answer:

Step-by-step explanation:

 simplify 0-(x-y).

0-(x-y)

=-(x-y)

=-x+y

You have to treat the negative sign in front of (x-y) as a -1 and distribute it to x and -y.

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