CAT 2018 Set Theory Question (Hard)

Question

Each of 74 students in a class studies at least one of the three subjects H, E and P. Ten students study all three subjects, while twenty study H and E, but not P. Every student who studies P also studies H or E or both. If the number of students studying H equals that studying E, then the number of

Optima Learn · Accepted Answer

Let s solve step by step. --- Step 1 Given data Total students 74 Subjects H, E, P 10 students study all three H E P 20 students study H and E only H E but not P Every student who studies P also studies H or E no one studies P alone . Number of students studying H Number of students studying E. We n

CAT 2018 Set Theory — Previous Year Question

CAT 2018

Quantitative

Set Theory

Hard

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