If $ n(A)=115, n(B)=326, n(A-B)=47 $, then what is $ n(A \cup B) $ equal to?

JEE MATHEMATICS MCQ: SET THEORY

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n(A)=115, n(B)=326, n(A-B)=47

, then what is

n(A \cup B)

equal to?

View answer and explanation

Correct option: A

373

Option A (373) is correct because it is calculated using the formula for the number of elements in the union of two sets, given the number of elements in each set and their difference.

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