Question

A bag contains 3 red marbles, 2 blue marbles, and 5 green marbles. What is the probability of selecting a red marble, replacing it in the bag and then selecting a green marble?

Answer 1

there are 10 marbles in the bag

3/10 to get a red marble

5/10 to get a green marble

3/10 *5/10 = 15/100

3/20