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From a group of five boys and seven girls, two boys and three girls will be selected to attend a conference. In
how many possible ways can the selection be made?

Respuesta :

ChoiSungHyun

Step-by-step explanation:

Number of combinations

= 5C2 * 7C3

= 10 * 35

= 350.

Hence there are 350 possible ways.

P.S.

5C2 = 5! / (2!3!) = 120 / (2 * 6) = 10.

7C3 = 7! / (3!4!) = 5040 / (6 * 24) = 35.

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