Question

One marble is picked at random and NOT replaced from a box that has 3 red marbles, 4 green marbles 2 blue marbles and one yellow marble. Find the probability of selecting a red and a red marble.

Answer 1

3/9

Explanation:

because there are total 9 marbles. 3 red, 4 green and 2 blue.so the probability is 3/9.