A group of 5 boys and 4 girls is to be chosen from a class
FURTHER MATHEMATICS
WAEC 2007
A group of 5 boys and 4 girls is to be chosen from a class of 8 boys and 6 girls. In how many ways can this be done?
- A. 840
- B. 480
- C. 408
- D. 380
Correct Answer: A. 840
Explanation
= \(^{8}C_{5} \times ^{6}C_{4}\)
=\(56 \times 15\)
= 840
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