Question
A group consists of 8 boys and 10 girls. In how many ways 5
boys and 4 girls can be chosen from the group?Solution
Required number of ways = 8 C 5 × 10 C 4
= (8! / (5! × 3!)) × (10! / (4! × 6!))
= 56 × 210 = 11,760
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