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Mathematics, 07.06.2021 14:40 oofoofoof1

14. Anna, Bella, Claire, Dora and Erika meet at a party. Each pair who know each other shake hands exactly once. Anna shakes hands only once, Bella twice, Claire three times and Dora four times. How many people does Erika
shake hands with?
(A) 1
(B)2
(C) 3
(D) 4
(E) 5

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14. Anna, Bella, Claire, Dora and Erika meet at a party. Each pair who know each other shake hands e...
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