Question

A bag contains 2 red marbles and 3 black marbles. If Abby picks a marble without looking, returns it to the bag, and then draws a second marble, what is the probability that both marbles are red? Give the answer as a fraction in simplest form

Answer 1

4/25

Explanation:

Answer 2

4/25 probability

Explanation:

Marbles are replaced!

ok. What is the total number of marbles?

2 + 3 = 5 total

P( 1 red, then a 2nd red) = (2/5) * (2/5) = 4/25 probability