Question
A bag contains red balls and some blue balls. If the probability of drawing a ball from the bag is that of a red ball, find the number of blue balls in the bag.
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Text solutionVerified
Let there be blue balls.
So, the total number of balls
P(Blue ball)
P(Red ball)
Given,
P(Blue) P(Red)
Solving, we get as
So, the number of blue balls
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Question Text | A bag contains red balls and some blue balls. If the probability of drawing a ball from the bag is that of a red ball, find the number of blue balls in the bag. |
Answer Type | Text solution:1 |
Upvotes | 150 |