You have the numbers 1-25 written on slips of paper. If you choose a slip at random, what is the probability that you will select a number that is divisible by 4?

1/5
6/25***?
4/25
2/3

You have the numbers 1-24 written on slips of paper. If you choose a slip at random, what is the probability that you will NOT select a number that is divisible by 3?

3/8
1/3
5/8
2/3***?

A school orders 800 calculators from a manufacturer. If the probability of a calculator being defective is 1.8%, predict how many calculators are likely to be defective. Round your answer to the nearest whole number.

14
15
144
160

Teesha is in French club. There are 10 freshman, 12 sophomores, 15 juniors, and 30 seniors in the club. The advisor is going to randomly choose one of the members of the club to be a guide for an important visitor.
Find the probability that she will choose a junior or a senior.
15/67
22/67
37/67
45/67***?

Please check? I'm a little confused. Thanks:)

3 answers

The answers you have chosen are right.

For unanswered problem, .018 * 800 = ?
Oh okay lol I was dividing!;'D The answer is 14.4 but they want whole number so 14:) Thanks a lot PsyDAG!!!
Welcome