Concept-wise Practice

add-eight MCQ Questions for Class 9

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

Practice Questions

2 questions tagged with add-eight.

यदि \(a_1=18\) और \(a_{n+1}=a_n+8\) है तो \(a_3\) क्या होगा?

If \(a_1=18\) and \(a_{n+1}=a_n+8\), what is \(a_3\)?

Explanation opens after your attempt
Correct Answer

B. (34)

Step 1

Concept

The terms are (18,26,34), so \(a_3=34\). Exam tip: add (8) twice.

Step 2

Why this answer is correct

The correct answer is B. (34). The terms are (18,26,34), so \(a_3=34\). Exam tip: add (8) twice.

Step 3

Exam Tip

पद (18,26,34) हैं इसलिए \(a_3=34\) है। दो बार (8) जोड़ना है।

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यदि \(a_1=13\) और \(a_{n+1}=a_n+8\) है तो \(a_4\) क्या होगा?

If \(a_1=13\) and \(a_{n+1}=a_n+8\), what is \(a_4\)?

Explanation opens after your attempt
Correct Answer

C. (37)

Step 1

Concept

The terms are (13,21,29,37), so \(a_4=37\). Exam tip: add (8) each time.

Step 2

Why this answer is correct

The correct answer is C. (37). The terms are (13,21,29,37), so \(a_4=37\). Exam tip: add (8) each time.

Step 3

Exam Tip

पद (13,21,29,37) हैं इसलिए \(a_4=37\) है। हर बार (8) जोड़ें।

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