(n(A-B)=32) और (n\(A\cap B\)=18) है। (n(A)) कितना होगा?

(n(A-B)=32) and (n\(A\cap B\)=18). What is (n(A))?

Explanation opens after your attempt
Correct Answer

B. (50)

Step 1

Concept

Whole (A) is made of (A-B) and \(A\cap B\). Hence (n(A)=32+18=50).

Step 2

Why this answer is correct

The correct answer is B. (50). Whole (A) is made of (A-B) and \(A\cap B\). Hence (n(A)=32+18=50).

Step 3

Exam Tip

पूरा (A), (A-B) और \(A\cap B\) से बनता है। इसलिए (n(A)=32+18=50)।

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Mathematics Answer, Explanation and Revision Hints

(n(A-B)=32) और (n\(A\cap B\)=18) है। (n(A)) कितना होगा? / (n(A-B)=32) and (n\(A\cap B\)=18). What is (n(A))?

Correct Answer: B. (50). Explanation: पूरा (A), (A-B) और \(A\cap B\) से बनता है। इसलिए (n(A)=32+18=50)। / Whole (A) is made of (A-B) and \(A\cap B\). Hence (n(A)=32+18=50).

Which concept should I revise for this Mathematics MCQ?

Whole (A) is made of (A-B) and \(A\cap B\). Hence (n(A)=32+18=50).

What exam hint can help solve this Mathematics question?

पूरा (A), (A-B) और \(A\cap B\) से बनता है। इसलिए (n(A)=32+18=50)।