(11) प्रश्नों में से (2) प्रश्न छोड़ने के कितने तरीके हैं?

In how many ways can (2) questions be left out from (11) questions?

Explanation opens after your attempt
Correct Answer

B. (55)

Step 1

Concept

We need to choose (2) questions to leave out. Hence there are \(\binom{11}{2}=55\) ways.

Step 2

Why this answer is correct

The correct answer is B. (55). We need to choose (2) questions to leave out. Hence there are \(\binom{11}{2}=55\) ways.

Step 3

Exam Tip

छोड़ने के लिए (2) प्रश्न चुनने हैं। इसलिए \(\binom{11}{2}=55\) तरीके हैं।

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Mathematics Answer, Explanation and Revision Hints

(11) प्रश्नों में से (2) प्रश्न छोड़ने के कितने तरीके हैं? / In how many ways can (2) questions be left out from (11) questions?

Correct Answer: B. (55). Explanation: छोड़ने के लिए (2) प्रश्न चुनने हैं। इसलिए \(\binom{11}{2}=55\) तरीके हैं। / We need to choose (2) questions to leave out. Hence there are \(\binom{11}{2}=55\) ways.

Which concept should I revise for this Mathematics MCQ?

We need to choose (2) questions to leave out. Hence there are \(\binom{11}{2}=55\) ways.

What exam hint can help solve this Mathematics question?

छोड़ने के लिए (2) प्रश्न चुनने हैं। इसलिए \(\binom{11}{2}=55\) तरीके हैं।