TS EAMCET · Maths · Permutation Combination
The number of ways of selecting a committee of persons from boys, girls and teachers such that the participation of number of boys, girls and teachers in that committee is equal, is
- A
- B
- C
- D
Answer & Solution
Correct Answer
(C)
Step-by-step Solution
Detailed explanation
The number of ways of selecting a committee of 30 persons from 20 boys, 20 girls and 20 teachers such that the participation of number of boys, girls and teachers in that committee is equal Number of boys who have equally participated in the committee =20!10! 10! Number of…
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