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August 28, 2015

Homework Help: Math (probability)

Posted by Maria on Wednesday, January 30, 2013 at 3:29pm.

Three members of a 12 person singing group are going to be chosen to sing a song in their coming concert.

A) how many different groups containing 3 people can be chosen from the 12 members of the singing group?

B) what Is the probability that mike and Jo will both be in the selected group?

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