(9) मिठाइयों में से ठीक (4) मिठाइयां चुनने के कितने तरीके हैं?

How many ways are there to choose exactly (4) sweets from (9) sweets?

Explanation opens after your attempt
Correct Answer

D. (126)

Step 1

Concept

The ways to choose exactly (4) are \(\binom{9}{4}=126\). When exactly is given, use only one (r) value.

Step 2

Why this answer is correct

The correct answer is D. (126). The ways to choose exactly (4) are \(\binom{9}{4}=126\). When exactly is given, use only one (r) value.

Step 3

Exam Tip

ठीक (4) चुनने के तरीके \(\binom{9}{4}=126\) हैं। ठीक शब्द आने पर एक ही (r) मान लें।

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Mathematics Answer, Explanation and Revision Hints

(9) मिठाइयों में से ठीक (4) मिठाइयां चुनने के कितने तरीके हैं? / How many ways are there to choose exactly (4) sweets from (9) sweets?

Correct Answer: D. (126). Explanation: ठीक (4) चुनने के तरीके \(\binom{9}{4}=126\) हैं। ठीक शब्द आने पर एक ही (r) मान लें। / The ways to choose exactly (4) are \(\binom{9}{4}=126\). When exactly is given, use only one (r) value.

Which concept should I revise for this Mathematics MCQ?

The ways to choose exactly (4) are \(\binom{9}{4}=126\). When exactly is given, use only one (r) value.

What exam hint can help solve this Mathematics question?

ठीक (4) चुनने के तरीके \(\binom{9}{4}=126\) हैं। ठीक शब्द आने पर एक ही (r) मान लें।