यदि (a=10) और (d=2) है, तो पहले (6) पदों का योग क्या होगा?

If (a=10) and (d=2), what will be the sum of the first (6) terms?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

C. (90)

Step 1

Concept

The first (6) terms are (10,12,14,16,18,20), and their sum is (90). For small (n), writing and adding terms is easy.

Step 2

Why this answer is correct

The correct answer is C. (90). The first (6) terms are (10,12,14,16,18,20), and their sum is (90). For small (n), writing and adding terms is easy.

Step 3

Exam Tip

पहले (6) पद (10,12,14,16,18,20) हैं और योग (90) है। छोटे (n) में पद लिखकर जोड़ना आसान है।

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Mathematics Answer, Explanation and Revision Hints

यदि (a=10) और (d=2) है, तो पहले (6) पदों का योग क्या होगा? / If (a=10) and (d=2), what will be the sum of the first (6) terms?

Correct Answer: C. (90). Explanation: पहले (6) पद (10,12,14,16,18,20) हैं और योग (90) है। छोटे (n) में पद लिखकर जोड़ना आसान है। / The first (6) terms are (10,12,14,16,18,20), and their sum is (90). For small (n), writing and adding terms is easy.

Which concept should I revise for this Mathematics MCQ?

The first (6) terms are (10,12,14,16,18,20), and their sum is (90). For small (n), writing and adding terms is easy.

What exam hint can help solve this Mathematics question?

पहले (6) पद (10,12,14,16,18,20) हैं और योग (90) है। छोटे (n) में पद लिखकर जोड़ना आसान है।