Question

A spinner has 8 equally sized sections, 3 of which are gray and 5 of which are blue. The spinner is spun twice. What is the probability that the first spin lands on blue and the second spin lands on gray ?
Write your answer as a fraction in simplest form.

Answer 1

(5C1 *3C1)/ 8C2

Answer 2

5*3/8*7/2

Answer 3

30/56 = 15/28

Answer 4

it was 15/64

Answer 5

Do you me to tell you why that was the answer instead of 15/28?