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The following data was observed from a s...

The following data was observed from a study of car complaints received from 180 respondents at Colonel Verma's car care workshop, viz., engine problem, transmission problem or mileage problem. Of those surveyed, there was no one who faced exactly two of these problems. There were 90 respondents who faced engine problems, 120 who faced transmission problems and 150 who faced mileage problems.
How many of them faced all the three problems?

A

30

B

60

C

90

D

40

Text Solution

Verified by Experts

The correct Answer is:
B
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