Question

Jake is going to call one person from his contacts at random. He has 303030 total contacts. 161616 of those contacts are people he met at school.

What is \text{P(call a person from school})P(call a person from school)start text, P, left parenthesis, c, a, l, l, space, a, space, p, e, r, s, o, n, space, f, r, o, m, space, s, c, h, o, o, l, end text, right parenthesis?
If necessary, round your answer to 222 decimal places.

Answer 1

0.53

Explanation:

i checked on khan academy

Answer 2

0.53

Explanation:

I think the question is:

Jake is going to call one person from his contacts at random. He has 30 total contacts. 16 of those contacts are people he met at school.

What is call a person from school?

If necessary, round your answer to 2 decimal places.

The probability of choosing a contact from school is 16/30, which is equivalent to 8/15. That is about 0.53333, with a repeating decimal. So, if you round that to 2 decimal places, it is 0.53.