Number Series Model Questions Set 1 Section-Wise Topic Notes With Detailed Explanation And Example Questions

MOST IMPORTANT quantitative aptitude - 2 EXERCISES

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The following question based on Number Series topic of quantitative aptitude

Questions : Only one number is wrong in the following number series. Find out the wrong number.

4, 6, 18, 49, 201, 1011

(a) 201

(b) 49

(c) 1011

(d) 18

e) None of these

The correct answers to the above question in:

Answer: (d)

The series is

× 1 + 2, × 2 + 3, × 3 + 4, × 4 + 5, × 5 + 6

The wrong number is 18.

It should be 6 × 2 + 3 = 15

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Read more model questions set 1 Based Quantitative Aptitude Questions and Answers

Question : 1

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

1, 3, 24, 360, 8640, 302400, ?

a) 154152000

b) 15425100

c) 14525100

d) 14515200

e) None of these

Answer: (d)

The series is as follows

×3, ×8, × 15, ×24, ×35, ×48

Hence, ? = 302400 × 48

= 14515200

Question : 2

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

12, 14, 32, 102, 416, 2090, ?

a) 12552

b) 17552

c) 15522

d) 13525

e) None of these

Answer: (a)

The series is as follows

×1 + 2, ×2 + 4, ×3 + 6, ×4 + 8, × 5 + 10, × 6 + 12...

Hence, ? = 2090 × 6 + 12 = 12552

Question : 3

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

70000, 14000, 2800, ?, 112, 22.4

a) 420

b) 540

c) 640

d) 560

e) None of these

Answer: (d)

The series is as follows:

÷ 5

Hence, ? = 2800 ÷ 5 = 560

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