Question 393723
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Hi,
250 gamblers, the BIG question is how many played neither poker or blackjack
124 played poker
96 played blackjack
51 played both 

124 - 51 = 73, played only blackjack
 96 - 51 = 45, played only poker
 73+45+51 = 169, played either one or the other or both
250 - 169 = 81, played neither