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KIM [24]
3 years ago
12

What’s the probability of getting a prime number and getting a vowel?

Mathematics
1 answer:
Ad libitum [116K]3 years ago
6 0

First you need to know how many prime numbers are from 1 to 12.

Prime numbers: 2, 3, 5, 7, 11. There are 5 prime numbers.

The probability of getting a prime number would be 5/12.

Vowels from A to J would be A, E, I, so 3 vowels.

The probability of picking a vowel would be 3/10.

The probability of picking both would be 5/12 x 3/10 = 15 /120, which reduces to 1/8.

The answer is B.

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Calculate the pay for the following day of a
USPshnik [31]

Answer:  $122.50

<u>Step-by-step explanation:</u>

In          Out

8:00    12:00    = 4 hours

12:45    17:30   =<u> 4.75 hours   </u>

          Total        8.75 hours

8.75 hours x $14/hr = $122.50

Note: to subtract 12:45 from 17:30, borrow 1 hour from 17 and add 60 minutes to 30:

 17:30       →         16:90

- 12:45                -<u> 12:45 </u>

                            4: 45

4 hours 45 minutes = 4\frac{3}{4} = 4.75 hours

6 0
3 years ago
The volume of a right cylinder is 27π cubic centimeters, and the high is 3 centimeters (cm). What is the radius of the cylinder?
Dmitrij [34]

Answer:

B

Step-by-step explanation:

The volume is the height x area of base, 27pi / 3 = 9pi

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4 0
2 years ago
Read 2 more answers
Can u help solve this ​
8_murik_8 [283]

Answer and Step-by-step explanation:

The expression is equal to 90.

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x = 4.5

<u>The value of x that makes the parallelogram a square is 4.5.</u>

<u></u>

<u></u>

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2 years ago
Yadira's mom is buying hot dogs and hot dog buns for the family barbeque. Hot dogs come in packs of 12 and hot dog buns in packs
Andreas93 [3]

Ah hah !  People on Brainly are always asking us where they can
use this stuff in real life.  HERE is a perfect example of where
you can use Least Common Multiple in real life . . . when you're
buying hot dogs and buns !

When they come in packs, with different numbers in each pack
but you want to wind up with the same number of each item,
the number of each item that you should buy is the LCM of
the numbers in each pack. 

Yadira's mom absolutely aced her math in Middle School, so she
knows right away that the LCM of  9  and  12  is  36 .  This tells her
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5 0
3 years ago
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Acellus
marishachu [46]

Answer: (0, 3)

Step-by-step explanation:

7 0
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