Question 95

14 notebooks of a class were corrected with ink pen while 22 notebooks were corrected with colour pencil. If 4 notebooks were corrected with both, what is the strength of class?

Solution

Notebooks corrected with ink pen = 14

Notebooks corrected with colour pencil = 22

Notebooks corrected with both = 4

Thus, strength of class = $$(22+14)-4=36-4=32$$

=> Ans - (B)

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