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Question (1)

QN0010077

An arithmetic progression is a sequence in which:

(A) terms are multiplied by a fixed number
(B) each term differs from the previous term by a fixed number
(C) terms are squared successively
(D) each term is twice the previous term

Correct Answer: B

Explanation:

In an AP, consecutive terms differ by a fixed number.

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Question (2)

QN0010078

Which of the following is an arithmetic progression?

(A) 2, 4, 8, 16, …
(B) 5, 10, 15, 20, …
(C) 1, 4, 9, 16, …
(D) 3, 6, 12, 24, …

Correct Answer: B

Explanation:

Consecutive terms increase by 5.

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Question (3)

QN0010079

The common difference of the AP 11, 18, 25, 32, … is:

(A) 5
(B) 6
(C) 7
(D) 8

Correct Answer: C

Explanation:

.

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Question (4)

QN0010080

The 10th term of the AP 3, 7, 11, 15, … is:

(A) 35
(B) 37
(C) 39
(D) 41

Correct Answer: C

Explanation:

.

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Question (5)

QN0010081

In the formula , represents:

(A) number of terms
(B) common ratio
(C) common difference
(D) sum of terms

Correct Answer: C

Explanation:

is the common difference.

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Question (6)

QN0010082

Find the 15th term of the AP 8, 13, 18, 23, …

(A) 73
(B) 76
(C) 78
(D) 81

Correct Answer: C

Explanation:

.

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Question (7)

QN0010083

Which term of the AP 4, 9, 14, 19, … is 79?

(A) 14th
(B) 15th
(C) 16th
(D) 17th

Correct Answer: C

Explanation:

.

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Question (8)

QN0010084

The first term of an AP is 12 and the common difference is –3. The sequence is:

(A) increasing
(B) decreasing
(C) constant
(D) alternating

Correct Answer: B

Explanation:

Negative common difference gives a decreasing AP.

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Question (9)

QN0010085

The AP 7, 7, 7, 7, … has common difference:

(A) 0
(B) 1
(C) 7
(D) –7

Correct Answer: A

Explanation:

Consecutive terms differ by 0.

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Question (10)

QN0010086

Find the common difference of the AP: –5, –1, 3, 7, …

(A) 2
(B) 3
(C) 4
(D) 5

Correct Answer: C

Explanation:

.

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Question (1)

An arithmetic progression is a sequence in which:

Explanation:

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Question (2)

Which of the following is an arithmetic progression?

Explanation:

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Question (3)

The common difference of the AP 11, 18, 25, 32, … is:

Explanation:

Link:

Question (4)

The 10th term of the AP 3, 7, 11, 15, … is:

Explanation:

Link:

Question (5)

In the formula , represents:

Explanation:

Link:

Question (6)

Find the 15th term of the AP 8, 13, 18, 23, …

Explanation:

Link:

Question (7)

Which term of the AP 4, 9, 14, 19, … is 79?

Explanation:

Link:

Question (8)

The first term of an AP is 12 and the common difference is –3. The sequence is:

Explanation:

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Question (9)

The AP 7, 7, 7, 7, … has common difference:

Explanation:

Link:

Question (10)

Find the common difference of the AP: –5, –1, 3, 7, …

Explanation:

Link:

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