Question

A bag contains 5 red balls and some blue balls. If the probability of drawing a blue ball is double that of a red ball, find the number of blue balls in the bag. 6

Answer 1

Step-by-step explanation:

HERE IS YOUR PERFECT ANSWER

Answer 2

If there are 5 red balls and each blue ball has double probability
Probability of red ball : 1/5
Probability of blue ball: 2*1/5
= 2/5
= 1/10

Hence there are 10 blue balls