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first-row MCQ Questions for Class 10

first-row se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

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4 questions tagged with first-row.

Question 1/4 Expert Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 72

एक सभागार में (24) पंक्तियों में कुल (2520) सीटें हैं। यदि हर अगली पंक्ति में (5) सीटें अधिक हैं तो पहली पंक्ति में कितनी सीटें थीं?

An auditorium has (2520) seats in (24) rows. If each next row has (5) more seats, how many seats were in the first row?

Explanation opens after your attempt
Correct Answer

B. (47)

Step 1

Concept

Using \(S_{24}=2520\) and (d=5) gives (a=47). Exam tip: find the first term from total and difference.

Step 2

Why this answer is correct

The correct answer is B. (47). Using \(S_{24}=2520\) and (d=5) gives (a=47). Exam tip: find the first term from total and difference.

Step 3

Exam Tip

\(S_{24}=2520\) और (d=5) रखने पर (a=47) मिलता है। परीक्षा में कुल और अंतर से प्रथम पद निकालें।

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Question 2/4 Expert Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 71

एक थिएटर में (20) पंक्तियों में कुल (1740) सीटें हैं। यदि हर अगली पंक्ति में (6) सीटें अधिक हैं तो पहली पंक्ति में कितनी सीटें थीं?

A theatre has (1740) seats in (20) rows. If each next row has (6) more seats, how many seats were in the first row?

Explanation opens after your attempt
Correct Answer

B. (30)

Step 1

Concept

Using \(S_{20}=1740\) and (d=6) gives (a=30). Exam tip: find the first term from total and difference.

Step 2

Why this answer is correct

The correct answer is B. (30). Using \(S_{20}=1740\) and (d=6) gives (a=30). Exam tip: find the first term from total and difference.

Step 3

Exam Tip

\(S_{20}=1740\) और (d=6) रखने पर (a=30) मिलता है। परीक्षा में कुल और अंतर से प्रथम पद निकालें।

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Question 3/4 Hard Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 72

एक थिएटर में (18) पंक्तियों में कुल (1197) सीटें हैं। यदि हर अगली पंक्ति में (5) सीटें अधिक हैं तो पहली पंक्ति में कितनी सीटें थीं?

A theatre has (1197) seats in (18) rows. If each next row has (5) more seats, how many seats were in the first row?

Explanation opens after your attempt
Correct Answer

B. (24)

Step 1

Concept

Using \(S_{18}=1197\) and (d=5) gives (a=24). Exam tip: find the first term from total and difference.

Step 2

Why this answer is correct

The correct answer is B. (24). Using \(S_{18}=1197\) and (d=5) gives (a=24). Exam tip: find the first term from total and difference.

Step 3

Exam Tip

\(S_{18}=1197\) और (d=5) रखने पर (a=24) मिलता है। परीक्षा में कुल और अंतर से प्रथम पद निकालें।

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Question 4/4 Hard Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 71

एक थिएटर में (16) पंक्तियों में कुल (928) सीटें हैं। यदि हर अगली पंक्ति में (4) सीटें अधिक हैं तो पहली पंक्ति में कितनी सीटें थीं?

A theatre has (928) seats in (16) rows. If each next row has (4) more seats, how many seats were in the first row?

Explanation opens after your attempt
Correct Answer

C. (28)

Step 1

Concept

Using \(S_{16}=928\) and (d=4) gives (a=28). Exam tip: find the first term from total and difference.

Step 2

Why this answer is correct

The correct answer is C. (28). Using \(S_{16}=928\) and (d=4) gives (a=28). Exam tip: find the first term from total and difference.

Step 3

Exam Tip

\(S_{16}=928\) और (d=4) रखने पर (a=28) मिलता है। परीक्षा में कुल और अंतर से प्रथम पद निकालें।

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