7. A bag contains 2 White, 3 Pink and 2 black balls. Two balls are drawn at random. What is the probability that none of the balls drawn is black?
A. 5/7
B. 10/21
C. 11/21
D. 2/7
7. A bag contains 2 White, 3 Pink and 2 black balls. Two balls are drawn at random. What is the probability that none of the balls drawn is black?
A. 5/7
B. 10/21
C. 11/21
D. 2/7