Question

if there are 3 red and 2 blue marbles, find the probability of getting 2 red marbles, with replacement.

Answer 1

9/25 or 36%

Explanation:

3/(2+3)= 3/5 chance of drawing a red marble

(3/5)*(3/5)=9/25 chance of drawing 2 red marbles with replacement because you are drawing TWO times.