Pairs

From the five girls and four boys teachers have to choose one pair of boy and girl.

A) How many such pairs of (M + F)?
B) How many pairs where only boys (M + M)?
C) How many are all possible pairs?

Result

a =  20
b =  6
c =  36

Solution:

Solution in text a =
Solution in text b =
Solution in text c =







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Would you like to compute count of combinations?

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