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3 years ago

14

a bargain bin contains hip-hop and jazz CDs. There are 80 CDS in the bin. choosing a jazz CD and not choosing a jazz CD have the

same number of favorable outcomes. How many jazz CDs are in the bin?

1 answer:

ycow [4]3 years ago

4 0

If the chance of picking and not picking a jazz CD are the same, that means it must be exactly half of the entire CD collection, which is 40

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