Indian Navy MR Arithmetic Progressions — practice questions

Explore 4 free Arithmetic Progressions questions in Indian Navy MR Mathematics. Open each question or exercise to read its content, reference answers and available explanation.

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Arithmetic Progressions questions and exercises with answers

Showing questions 1–4 of 4.

Find the common difference of the AP 7, 11, 15, 19, …Read the answer and worked solution →Sum the first 15 terms of the AP 3, 7, 11, …Read the answer and worked solution →Match each AP termRead the answer and worked solution →Key in the AP answerRead the answer and worked solution →

Worked practice questions

Find the common difference of the AP 7, 11, 15, 19, …

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Correct answer: C. 4

d = 11 − 7 = 4. Verify with the next pair: 15 − 11 = 4.

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Sum the first 15 terms of the AP 3, 7, 11, …

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Correct answer: B. 465

a = 3, d = 4, n = 15. Sₙ = 15/2 [6 + 14·4] = 15/2 × 62 = 15 × 31 = 465.

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Match each AP term

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Matching pairs

Left
AP
Right
A list where each term adds a fixed number
Left
Common difference
Right
The fixed number added each time
Left
First term
Right
The term written as a1 in the list
Left
nth term
Right
The term written as an in the list

Instructions

Tap a term on the left, then tap what it means.

_Source: syllabus Maths Ch5 Arithmetic Progressions, ARITHMETIC PROGRESSIONS_

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