129+ Number Series Questions and Answers

Q:

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

9, 9, 18, 54, 216, ?

A) 1020	B) 1080
C) 636	D) 740

Answer & Explanation Answer: B) 1080

Explanation:

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Exam Prep: Bank Exams

0 42024

Q:

Select the number missing from the given series.

3, 12, ___, 21612

A) 147	B) 149
C) 200	D) 150

Answer & Explanation Answer: A) 147

Explanation:

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Exam Prep: Bank Exams , CAT

7 40799

Q:

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

1, 3, 5, 7, ?

A) 9	B) 11
C) 10	D) 12

Answer & Explanation Answer: A) 9

Explanation:

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Exam Prep: Bank Exams

49 40743

Q:

What should be replaced in the place of '?' in the following series ?

QAR, RAS, SAT, TAU, ?

A) UAT	B) UAV
C) UAS	D) UTS

Answer & Explanation Answer: B) UAV

Explanation:

In this series, the third letter is repeated as the first letter of the next segment. The middle letter, A, remains static. The third letters are in alphabetical order, beginning with R.

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

7 40623

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
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325 40266

Q:

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

13, 17, 26, 42, 67, ?

A) 99	B) 90
C) 103	D) 94

Answer & Explanation Answer: C) 103

Explanation:

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5 40200

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 39785

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

Number Series Questions

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