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MCQ
In a survey of 60 students, 35 study Mathematics, 28 study Physics and 20 study both. How many study neither subject?
Unit-3 Sets and Relations
A 17
B 23
C 3
D 33
Explanation

n(neither) = 60 - (35 + 28 - 20) = 60 - 43 = 17.

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