Pairs
Teachers must choose one pair of boys and girls from the five girls and four boys.
A) How many such pairs of (M + F)?
B) How many pairs were only boys (M + M)?
C) How many are all possible pairs?
A) How many such pairs of (M + F)?
B) How many pairs were only boys (M + M)?
C) How many are all possible pairs?
Correct answer:
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