Description

This mock test of Number Series MCQ 1 for CLAT helps you for every CLAT entrance exam.
This contains 25 Multiple Choice Questions for CLAT Number Series MCQ 1 (mcq) to study with solutions a complete question bank.
The solved questions answers in this Number Series MCQ 1 quiz give you a good mix of easy questions and tough questions. CLAT
students definitely take this Number Series MCQ 1 exercise for a better result in the exam. You can find other Number Series MCQ 1 extra questions,
long questions & short questions for CLAT on EduRev as well by searching above.

QUESTION: 1

**In this questions, a number series is given with one term missing. Choose the correct alternative that will continue the same pattern and fill in the black spaces.**

**Q.
1, 4, 9, 16, 25, (____)**

Solution:

The numbers are 1^{2}, 2^{2}, 3^{2}, 4^{2}, 5^{2}.

.'. Missing number = 6^{2 }= 36.

QUESTION: 2

In this questions, a number series is given with one term missing. Choose the correct alternative that will continue the same pattern and fill in the black spaces.

Q.

20, 19, 17, (____), 10, 5

Solution:

QUESTION: 3

In this questions, a number series is given with one term missing. Choose the correct alternative that will continue the same pattern and fill in the black spaces.

Q.

2, 3, 5, 7, 11, (_), 17

Solution:

Clearly, the given series consists of prime numbers starting from 2. The prime number after 11 is 13.

So, 13 is the missing number.

QUESTION: 4

Q.

6, 11, 21, 36, 56, (___)

Solution:

The pattern is + 5, + 10, + 15, + 20,....

.'. Missing Number = 56 + 25 = 81.

QUESTION: 5

Q.

3, 9, 27, 81, (___)

Solution:

Sequence is multiply the number with 3 to get next number.

QUESTION: 6

Q.

2, 5, 9,(___),20,27

Solution:

The pattern is :

2 + 3 = 5

5 + 4 = 9

9 + 5 = 14

14 + 6 = 20

20 + 7 = 27.

.'. Missing number = 9 + 5 = 14.

QUESTION: 7

Q.

5, 9, 17, 29, 45, (___)

Solution:

QUESTION: 8

Q.

1, 6, 15, (___), 45, 66, 91

Solution:

Pattern in the series is, +5, +9, .., .., +21, +25

So 4 is getting increased at every term addition.

Missing term in the series will be 15+(9+4)

= 15+13 = 28

QUESTION: 9

Q**.**

1, 2, 3, 5, 8, (___)

Solution:

QUESTION: 10

Q.

0.5, 1.5, 4.5, 13.5, (___)

Solution:

Each term of the series is obtained by multiplying the preceding term by 3.

.'. Missing number = 13.5 * 3 = 40.5.

QUESTION: 11

Q.

121, 225, 361,(___)

Solution:

The numbers are 11^{2}, 15^{2}, 19^{2},... i.e. 11^{2}, (11 + 4 * 1)^{2}, (11 + 4 * 2)^{2},....

.'. Missing number =(11 + 4 * 3)^{2} = (23)^{2} = 529.

QUESTION: 12

Q.

19, 2, 38, 3, 114, 4, (___)

Solution:

The sequence is a combination of two series :

I. 19, 38, 114, (....) and II. 2, 3, 4

The pattern followed in I is * 2, * 3,...

.'. Missing number = 114 * 4 = 456.

QUESTION: 13

Q.

1, 2, 3, 6, 9, 18, (___), 54

Solution:

**The correct option is A.**

**1+(1)=2,**

** 2+(1)=3,**

** 3+(3)=6,**

** 6+(3)=9,**

** 9+(9)=18,**

** 18+(9)=27**

** 27+(27)=54**

QUESTION: 14

Q.

12, 32, 72, 152, (___)

Solution:

QUESTION: 15

Q.

3, 6, 5, 20, 7, 42, 9, (___)

Solution:

QUESTION: 16

Q.

1, 3, 4, 8, 15, 27, (___)

Solution:

**The correct option is C**

**0+1+3=4**

**1+3+4=8**

**3+4+8=15**

**8+15+27=50**

QUESTION: 17

Q.

95,115.5, 138, (___), 189

Solution:

QUESTION: 18

In this questions, a number series is given with one term missing. Choose the correct alternative that will continue the same pattern and fill in the black spaces.

Q.

24, 60, 120, 210, (___)

Solution:

The pattern is + 36, + 60, + 90,.....i.e. + [6 x (6 + 0)], + [6 x (6 + 4)], + [6 x (6 + 9)],...

So, missing term = 210 + [6 x (6 + 15)] = 210 + 126 = 336.

QUESTION: 19

In this questions, a number series is given with one term missing. Choose the correct alternative that will continue the same pattern and fill in the black spaces.

Q.

** **5, 17, 37, 65, (____), 145

Solution:

QUESTION: 20

In this questions, a number series is given with one term missing. Choose the correct alternative that will continue the same pattern and fill in the black spaces.

Q.

34, 18, 10, 6, 4, (___)

Solution:

QUESTION: 21

**Q.**

1, 2, 5, 12, 27, 58, 121, (___)

Solution:

**The correct option is C.**

**For further clarification refer to the image.**

QUESTION: 22

Q.

0.5, 0.55, 0.65, 0.8, (___)

Solution:

QUESTION: 23

Q. 17, 19, 23, 29, (___),37

Solution:

The given series consists of consecutive prime numbers starting from 17. The next prime number after 29 is 31.

So, the missing number is 31.

QUESTION: 24

Q. 3, 12, 27, 48, 75, 108, (___)

Solution:

QUESTION: 25

Q. 563, 647, 479, 815, (___)

Solution:

The pattern is + 84, - 168, + 336,..... i.e. + 84, - (84 * 2), + (84 * 2^{2}),...

.'. Missing number = 815 - (84 * 2^{2}) = 815 - 672 = 143.

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### Completed & Incomplete Number Series

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