JEE Advanced 2016 Mathematics question
A debate club consists of 6 girls and 4 boys. A team of 4 members is to be selected from this club including the selection of a captain (from among these 4 members) for the team. If the team has to include at most one boy, then the number of ways of selecting the team is
Answer: (A)
Solution
No boy: teams. Exactly one boy: teams. Total teams . For each team the captain can be chosen in 4 ways, so the number
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