Iift 2019 Question 9
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IIFT
Let the total customers be 100.
Number of customers who said that they will return = 76x
Number of customers who said that will not return = 24x
Number of customers among those who said that they will return rated the restaurant as good = 76x*0.36
Number of customers among those who said that they will not return rated the restaurant as good = 24x*0.32
Number of customers who rated the restaurant as good = 76x*0.36+24x*0.32 = 35.04x
Percentage of customers who rated the restaurant as good = approx 35%
B is the correct answer.