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

एक किस्त योजना में पहली किस्त (6000) रुपये है और हर अगली किस्त (1000) रुपये अधिक है। (7) किस्तों का कुल योग कितना होगा?

In an instalment plan the first instalment is (6000) rupees and each next instalment is (1000) rupees more. What is the total of (7) instalments?

Explanation opens after your attempt
Correct Answer

C. (63000)

Step 1

Concept

The instalments are \(6000,7000,8000,\ldots\) and \(S_7=63000\). Exam tip: treat instalments as AP terms.

Step 2

Why this answer is correct

The correct answer is C. (63000). The instalments are \(6000,7000,8000,\ldots\) and \(S_7=63000\). Exam tip: treat instalments as AP terms.

Step 3

Exam Tip

किस्तें \(6000,7000,8000,\ldots\) हैं और \(S_7=63000\)। परीक्षा में किस्तों को समान्तर श्रेणी के पद मानें।

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