Joel is going to call one person from his contacts at random. He has 30 total contacts. 16 of those contacts are peopel he met at school. What is P(call a person from school)?

8/15 is the probability to call a person from school.

Step-by-step explanation:

The given information are,

Joel is going to call one person from his contacts at random.

The total number of contacts he has = 30 contacts.

Out of those 30 contacts, 16 contacts are the people he met at school.

The probability is to find the call to a person from school.

We already know that, 16 contacts are the people from his school.

P(call a person from school) = No.of school contacts / Total contacts

⇒ 16/30

⇒ 8/15

Therefore, the probability to call a person from school is 8/15.

step-by-step explanation:

a child is 12 years old, and his father is 32 years older. in how many years will the age of the father be 2 times the age of the child?

******************

this needs to be the answer format, or else your answer is incomplete.

if the number of years is x, then the equation is

in __ years

slope= 1

y-inter slope= 0

x       y

o     0

1       1

2     2

ect.

step-by-step explanation: