यदि \(a_n=95-7n\) है तो \(a_4+a_8\) का मान क्या होगा?

If \(a_n=95-7n\) then what is the value of \(a_4+a_8\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. (106)

Step 1

Concept

\(a_4=67\) and \(a_8=39\) so the sum is (106). In exams find both terms carefully in a decreasing formula.

Step 2

Why this answer is correct

The correct answer is B. (106). \(a_4=67\) and \(a_8=39\) so the sum is (106). In exams find both terms carefully in a decreasing formula.

Step 3

Exam Tip

\(a_4=67\) और \(a_8=39\) इसलिए योग (106) है। परीक्षा में घटते सूत्र में दोनों पद सावधानी से निकालें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(a_n=95-7n\) है तो \(a_4+a_8\) का मान क्या होगा? / If \(a_n=95-7n\) then what is the value of \(a_4+a_8\)?

Correct Answer: B. (106). Explanation: \(a_4=67\) और \(a_8=39\) इसलिए योग (106) है। परीक्षा में घटते सूत्र में दोनों पद सावधानी से निकालें। / \(a_4=67\) and \(a_8=39\) so the sum is (106). In exams find both terms carefully in a decreasing formula.

Which concept should I revise for this Mathematics MCQ?

\(a_4=67\) and \(a_8=39\) so the sum is (106). In exams find both terms carefully in a decreasing formula.

What exam hint can help solve this Mathematics question?

\(a_4=67\) और \(a_8=39\) इसलिए योग (106) है। परीक्षा में घटते सूत्र में दोनों पद सावधानी से निकालें।