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From 8 people, a group of 3 is selected. Two of them, Asha and Bela, refuse to be in the group together. How many groups are possible?

Competition practicePermutations & Combinations
  • A56
  • B20
  • C36
  • D50

Step-by-Step Solution

All groups: . Groups with both Asha and Bela: the third member from 6 → 6. Allowed: .
Answer: D) 50

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