Question

In a bag, there are 15 tickets bearing the numbers 1 to 15. One ticket is drawn at

random from the bag. Find the probability that the ticket drawn bears a number
multiple of 3.​

Answer 1

1 in 5

Explanation:

Multiples of 3 from 1 to 15:

3, 6, 9, 12, 15

Find the lowest multiple of 3.

Formula for probability:

Probability number is drawn/total

3/15

Convert it to simplest form.

1/5

I am not so sure about this, but I have seen people do this, hope I'm not wrong.