a case of 24 cans contains 1 can that is contaminated. Three cans are to be chosen randomly for testing. a). How many different combinations of 3 cans could be selected? b). What is the probability that the contaminated can is selected for testing?

Hello sheeba:

Are you doing the testing? What about salmonilla? What's in the cans? Is this homework? We don't do homework, even if we could.

excon

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