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49. 48 people {a1, a2, …… a48) meet and shake hands in a circular fashion. In other words, there are totally 48 handshakes involving the pairs, {a1, a2}, {a2, a3},……….. {a47, a48}, {a48, a1}. Then the size of the smallest set of people such that the rest have shaken hands with at least one person in the set is
O 16
O 24
O 17
O 15
Read Solution (Total 2)
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- 16
Taking Middle one from each group of 3 persons placed together.
like a2,a5,a8,........a47 - 12 years agoHelpfull: Yes(17) No(5)
- Plzz elaborate..
- 9 years agoHelpfull: Yes(1) No(1)
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