Asked by Rose
A game show has three doors labelled A,B, and C behind which there may or may not be a prize. A group of contestants are asked behind which doors they think there is a prize. The results are that 18 people choose A, 19 people choose B, 19 people choose C, 4 people choose A and B, 7 people choose A and C, 10 people choose B and C and 3 people choose all three. How many people are surveyed altogether
Answers
Answered by
Steve
(18+19+19) - (4+7+10) + (3) = 38
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