A bag contains 30 black balls and 20 white balls.
A bag contains 30 black balls and 20 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
Answer/Solution
2/5
Steps/Work
Total number of balls = 30+20 = 50
no. of white balls = 20
probability of drawing a white ball = 20/50 = 2/5
Answer is A
no. of white balls = 20
probability of drawing a white ball = 20/50 = 2/5
Answer is A