Mathematics
Medium
Question
Groups each containing 3 boys are to be formed out of 5 boys. A, B, C, D and E such that no group can contain both C and D together. What is the maximum number of such different groups?
A
5
B
6
C
7
✓ Official correct answer
D
8
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A
5
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B
6
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C
7
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D
8
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