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GRE
GRE Quantitative Reasoning Section

Probability of Selecting a Blue Ball

Very Easy Data Analysis Probability

A box contains 5 red balls and 3 blue balls. If one ball is randomly selected from the box, what is the probability that the ball is blue?

To solve for the probability of randomly selecting a blue ball, use the formula:

$P(B) = \f\frac{\text{Number of favorable outcomes}}{\text{Total number of outcomes}}$

Hint

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