probability

If four positive integers are taken and at random and multiplied together,then the

probability that the last digit is or is.

In a throw of two dice,the probability throwing doublets not more than twice is

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Originally Posted by jacks

If four positive integers are taken and at random and multiplied together,then the probability that the last digit is or is. In a throw of two dice,the probability throwing doublets not more than twice is

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You should understand that this is not a homework service nor is it a tutorial service.
PLease either post some of your own work on this problem or explain what you do not understand about the question.

BTW: As written the answer to part 2 is zero.

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Originally Posted by Plato

BTW: As written the answer to part 2 is zero.

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Should that be one rather than zero (not more than twice is one or zero times, or have I missed something)??

CB

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Originally Posted by CaptainBlack

Should that be one rather than zero (not more than twice is one or zero times, or have I missed something)??CB

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I missed that not.