Question

Two different numbers are randomly selected from the set ${ - 2, -1, 0, 3, 4, 5}$ and multiplied together. What is the probability that the product is $0$?

Answer 1

The same as the probability that either of them is zero.

Answer 2

The answer is 1/3. but I don't know how to get the answer.

Answer 3

P(1st=0) = 1/6
P(2nd=0) = 1/6

P(either) = 1/3