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Question (1)

QN0010104

A geometric progression is a sequence in which:

(A) consecutive terms differ by a fixed number
(B) consecutive terms have a fixed ratio
(C) terms increase by squares
(D) terms decrease by subtraction only

Correct Answer: B

Explanation:

In a GP, consecutive terms have a fixed ratio.

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Question (2)

QN0010105

Which of the following is a geometric progression?

(A) 2, 4, 6, 8, …
(B) 3, 9, 27, 81, …
(C) 1, 4, 9, 16, …
(D) 5, 10, 15, 20, …

Correct Answer: B

Explanation:

Each term is multiplied by 3.

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Question (3)

QN0010106

The common ratio of the GP 5, 15, 45, 135, … is:

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

Correct Answer: B

Explanation:

.

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Question (4)

QN0010107

Find the 5th term of the GP 2, 6, 18, 54, …

(A) 108
(B) 144
(C) 162
(D) 216

Correct Answer: C

Explanation:

.

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Question (5)

QN0010108

In a GP, the ratio of any term to its previous term is called:

(A) common difference
(B) common ratio
(C) mean ratio
(D) term factor

Correct Answer: B

Explanation:

The fixed ratio is called common ratio.

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Question (6)

QN0010109

The first term of a GP is 4 and the common ratio is 2. The sequence is:

(A) 4, 6, 8, 10, …
(B) 4, 8, 16, 32, …
(C) 4, 12, 20, 28, …
(D) 4, 16, 64, 256, …

Correct Answer: B

Explanation:

Each term is multiplied by 2.

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Question (7)

QN0010110

Find the common ratio of the GP 81, 27, 9, 3, …

(A)
(B)
(C) 3
(D) 9

Correct Answer: B

Explanation:

.

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Question (8)

QN0010111

Find the 4th term of the GP 7, 14, 28, 56, …

(A) 56
(B) 84
(C) 98
(D) 112

Correct Answer: A

Explanation:

Common ratio is 2.

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Question (9)

QN0010112

Which of the following is NOT a GP?

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

Correct Answer: C

Explanation:

Ratios are not equal.

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Question (10)

QN0010113

Find the 6th term of the GP 1, 3, 9, 27, …

(A) 81
(B) 162
(C) 243
(D) 729

Correct Answer: C

Explanation:

.

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Question (1)

A geometric progression is a sequence in which:

Explanation:

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Question (2)

Which of the following is a geometric progression?

Explanation:

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Question (3)

The common ratio of the GP 5, 15, 45, 135, … is:

Explanation:

Link:

Question (4)

Find the 5th term of the GP 2, 6, 18, 54, …

Explanation:

Link:

Question (5)

In a GP, the ratio of any term to its previous term is called:

Explanation:

Link:

Question (6)

The first term of a GP is 4 and the common ratio is 2. The sequence is:

Explanation:

Link:

Question (7)

Find the common ratio of the GP 81, 27, 9, 3, …

Explanation:

Link:

Question (8)

Find the 4th term of the GP 7, 14, 28, 56, …

Explanation:

Link:

Question (9)

Which of the following is NOT a GP?

Explanation:

Link:

Question (10)

Find the 6th term of the GP 1, 3, 9, 27, …

Explanation:

Link:

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