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Q2. In a group of 70 people, 37 like coffee, 52 like tea and each person likes atleast one of the two drinks. How many people like both coffee and tea? |
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Answer» Answer: 18 PEOPLE like both coffee and tea Step-by-step explanation: (A union B) = n (A) + n (B) - n (A intersection B) n(A union B) = Total number of people n (A) = People who like Tea = 52 n(B) = People who like Coffee = 37 n ( A intersection B) = People who like Tea and coffee both
From the FORMULA, n (A intersection B) = 52 + 37 - 70 = 19 People who like coffee only and not tea = n(B) - n ( A intersection B) = 37 - 19 = 18 HOPE THIS HELPS YOU PLEASE MARK IT AS BRAINLIEST |
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