perplexus.info :: Probability : Red ball... Red ball

Red ball... Red ball (Posted on 2002-10-17)

If you take two balls randomly out of a jar of colored balls, there is a 50% chance that the balls will both be red.

What is the total percentage of red balls in the jar?

See The Solution Submitted by levik

Rating: 3.1538 (13 votes)

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easy

| Comment 10 of 17 |

i believe its 75% red balls

Posted by Billy Bob on 2004-03-28 10:22:38

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