129+ Number Series Questions and Answers

Q:

In the following question, select the missing number from the given series.

42, 21, 21, ?, 63, 157.5

A) 30.75	B) 32.5
C) 31.5	D) 33.75

Answer & Explanation Answer: C) 31.5

Explanation:

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3 41244

Q:

In the following question, select the missing number from the given series.

28, 30, 36, 48, ?, 98, 140

A) 68	B) 65
C) 72	D) 67

Answer & Explanation Answer: A) 68

Explanation:

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7 41080

Q:

In the following question, select the missing number from the given series.

23, 23, 46, 138, 552, ?

A) 2760	B) 3040
C) 2560	D) 2420

Answer & Explanation Answer: A) 2760

Explanation:

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1 40969

Q:

8, 15, 28, 53, ?, 199

A) 101	B) 102
C) 103	D) 104

Answer & Explanation Answer: B) 102

Explanation:

Here the series of the form is $x 2 - 1, x 2 - 2, x 2 - 3, . . .$

53 x 2 - 4 = 106 - 4 = 102

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Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Bank Clerk , Bank PO

325 40506

Q:

In the following question, select the missing number from the given series.

964, ?, 241, 120.5, 60.25

A) 482	B) 384
C) 396	D) 424

Answer & Explanation Answer: A) 482

Explanation:

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32 40418

Q:

7, 8, 18, 57, ?, 1165, 6996

A) 228	B) 542
C) 232	D) 415

Answer & Explanation Answer: C) 232

Explanation:

Here 2nd number = (1st number x 1 )+1

3rd number = (2nd number x 2 +2)

4th number = (3rd number x 3 )+3 and so on..

Therefore, 5th number = (4th number x 4) +4 =57 x 4 + 4 =232.

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178 40092

Q:

What should come in place of question mark (?) in the following number series?

1, 244, 163, 190, 181, ?,

A) 188	B) 198
C) 221	D) 184

Answer & Explanation Answer: D) 184

Explanation:

Given number series -1, 244, 163, 190, 181, ?,

The pattern is as follows

1 + 243 = 244

244 - 81 = 163

163 + 27 = 190

190 - 9 = 181

181 + 3 = 184

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4 39084

Q:

In the following question, select the missing number from the given series.

1728, 864, 432, 216, ?

A) 54	B) 108
C) 116	D) 200

Number Series Questions

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