यदि (n\(A\cup B\cup C\)=205), (n\(A\cap B\cap C\)=24) और ठीक दो समुच्चयों में (83) तत्व हैं, तो ठीक एक समुच्चय में कितने तत्व हैं?

If (n\(A\cup B\cup C\)=205), (n\(A\cap B\cap C\)=24), and (83) elements are in exactly two sets, how many elements are in exactly one set?

Explanation opens after your attempt
Correct Answer

B. (98)

Step 1

Concept

The union equals exactly one plus exactly two plus all three. Therefore exactly one is (205-83-24=98).

Step 2

Why this answer is correct

The correct answer is B. (98). The union equals exactly one plus exactly two plus all three. Therefore exactly one is (205-83-24=98).

Step 3

Exam Tip

संघ (=) ठीक एक (+) ठीक दो (+) तीनों होता है। इसलिए ठीक एक (205-83-24=98)।

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Mathematics Answer, Explanation and Revision Hints

यदि (n\(A\cup B\cup C\)=205), (n\(A\cap B\cap C\)=24) और ठीक दो समुच्चयों में (83) तत्व हैं, तो ठीक एक समुच्चय में कितने तत्व हैं? / If (n\(A\cup B\cup C\)=205), (n\(A\cap B\cap C\)=24), and (83) elements are in exactly two sets, how many elements are in exactly one set?

Correct Answer: B. (98). Explanation: संघ (=) ठीक एक (+) ठीक दो (+) तीनों होता है। इसलिए ठीक एक (205-83-24=98)। / The union equals exactly one plus exactly two plus all three. Therefore exactly one is (205-83-24=98).

Which concept should I revise for this Mathematics MCQ?

The union equals exactly one plus exactly two plus all three. Therefore exactly one is (205-83-24=98).

What exam hint can help solve this Mathematics question?

संघ (=) ठीक एक (+) ठीक दो (+) तीनों होता है। इसलिए ठीक एक (205-83-24=98)।