(12) उम्मीदवारों में से (2) उम्मीदवारों को पुरस्कार के लिए चुनने के कितने तरीके हैं?

How many ways are there to select (2) candidates for an award from (12) candidates?

Explanation opens after your attempt
Correct Answer

B. (66)

Step 1

Concept

The order of the two selected candidates is not important. Thus \(\binom{12}{2}=66\).

Step 2

Why this answer is correct

The correct answer is B. (66). The order of the two selected candidates is not important. Thus \(\binom{12}{2}=66\).

Step 3

Exam Tip

दो समान चयनित उम्मीदवारों का क्रम महत्वपूर्ण नहीं है। अतः \(\binom{12}{2}=66\) होगा।

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Mathematics Answer, Explanation and Revision Hints

(12) उम्मीदवारों में से (2) उम्मीदवारों को पुरस्कार के लिए चुनने के कितने तरीके हैं? / How many ways are there to select (2) candidates for an award from (12) candidates?

Correct Answer: B. (66). Explanation: दो समान चयनित उम्मीदवारों का क्रम महत्वपूर्ण नहीं है। अतः \(\binom{12}{2}=66\) होगा। / The order of the two selected candidates is not important. Thus \(\binom{12}{2}=66\).

Which concept should I revise for this Mathematics MCQ?

The order of the two selected candidates is not important. Thus \(\binom{12}{2}=66\).

What exam hint can help solve this Mathematics question?

दो समान चयनित उम्मीदवारों का क्रम महत्वपूर्ण नहीं है। अतः \(\binom{12}{2}=66\) होगा।