\( \frac{22!}{20!}\div\frac{11!}{9!} \) का सरल मान क्या है?

What is the simplified value of \( \frac{22!}{20!}\div\frac{11!}{9!} \)?

Explanation opens after your attempt
Correct Answer

B. \(\frac{21}{5}\)

Step 1

Concept

The value is \( \frac{22\cdot21}{11\cdot10}=\frac{21}{5} \). Expand and cancel both ratios in division.

Step 2

Why this answer is correct

The correct answer is B. \(\frac{21}{5}\). The value is \( \frac{22\cdot21}{11\cdot10}=\frac{21}{5} \). Expand and cancel both ratios in division.

Step 3

Exam Tip

मान \( \frac{22\cdot21}{11\cdot10}=\frac{21}{5} \) है। भाग में दोनों अनुपातों को फैलाकर काटें।

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FAQs

Mathematics Answer, Explanation and Revision Hints

\( \frac{22!}{20!}\div\frac{11!}{9!} \) का सरल मान क्या है? / What is the simplified value of \( \frac{22!}{20!}\div\frac{11!}{9!} \)?

Correct Answer: B. \(\frac{21}{5}\). Explanation: मान \( \frac{22\cdot21}{11\cdot10}=\frac{21}{5} \) है। भाग में दोनों अनुपातों को फैलाकर काटें। / The value is \( \frac{22\cdot21}{11\cdot10}=\frac{21}{5} \). Expand and cancel both ratios in division.

Which concept should I revise for this Mathematics MCQ?

The value is \( \frac{22\cdot21}{11\cdot10}=\frac{21}{5} \). Expand and cancel both ratios in division.

What exam hint can help solve this Mathematics question?

मान \( \frac{22\cdot21}{11\cdot10}=\frac{21}{5} \) है। भाग में दोनों अनुपातों को फैलाकर काटें।