AP EAMCET · Maths · Permutation Combination
The number of ways in which boys and girls can sit on a bench so that no two boys are adjacent is ______
- A
- B
- C
- D
Answer & Solution
Correct Answer
(C)
Step-by-step Solution
Detailed explanation
As no two boys can sit together their arrangement will be B G B G B Boys will be arranged first and then girls will sit in between them. The number of ways of arranging boys will be 3!=3×2×1=6 And, number of ways of arranging girls will be…
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