शब्द (BALLOON) के अक्षरों की अलग-अलग व्यवस्थाएं कितनी होंगी?

How many distinct arrangements are possible using the letters of (BALLOON)?

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Correct Answer

A. (1260)

Step 1

Concept

There are (7) letters with (L) twice and (O) twice. Hence \(\frac{7!}{2!2!}=1260\) arrangements are possible.

Step 2

Why this answer is correct

The correct answer is A. (1260). There are (7) letters with (L) twice and (O) twice. Hence \(\frac{7!}{2!2!}=1260\) arrangements are possible.

Step 3

Exam Tip

(7) अक्षरों में (L) दो बार और (O) दो बार है। इसलिए \(\frac{7!}{2!2!}=1260\) व्यवस्थाएं होंगी।

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शब्द (BALLOON) के अक्षरों की अलग-अलग व्यवस्थाएं कितनी होंगी? / How many distinct arrangements are possible using the letters of (BALLOON)?

Correct Answer: A. (1260). Explanation: (7) अक्षरों में (L) दो बार और (O) दो बार है। इसलिए \(\frac{7!}{2!2!}=1260\) व्यवस्थाएं होंगी। / There are (7) letters with (L) twice and (O) twice. Hence \(\frac{7!}{2!2!}=1260\) arrangements are possible.

Which concept should I revise for this Mathematics MCQ?

There are (7) letters with (L) twice and (O) twice. Hence \(\frac{7!}{2!2!}=1260\) arrangements are possible.

What exam hint can help solve this Mathematics question?

(7) अक्षरों में (L) दो बार और (O) दो बार है। इसलिए \(\frac{7!}{2!2!}=1260\) व्यवस्थाएं होंगी।