A survey was conducted on 100 customers and it was found that 65 liked product X and 38 liked product Y. Find the least number of customers who must have liked both products.
Answers
Answered by
2
Step-by-step explanation:
Total customer=100
Who liked product x=65
Who liked product y=38
Total=65+38=103
hence,
At least 3 must have liked both the products.
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Answered by
2
Answer:
3
Step-by-step explanation:
n(X)+ n(Y) - n(X&Y) = n(X Y)
65 + 38 - x =100
103 - 100 = x
x = 3
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