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4 persons have to be seated in 12 seats with no person sitting next to each other
Step 1. 5 people can sit around a circular table in 4! waysStep2. Consider these two poeple as one unit so 3 people + 1 Couple can sit around a round table in 3! waysStep3. But the couple can exchange seats in 2 ways. MH or HMSo the total probability is 2. 3! / 4! = 1/2 = 50% chanceThank YouRuchiAskiitians Faculty
Thank YouRuchiAskiitians Faculty
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