(Sample Material) CSAT Online Coaching : General Mental Ability "Series"

IAS EXAM

Sample Material of Our Online Coaching Programme

Subject: General Mental Ability

Topic: Series

Directions:  Find the missing term in each of the following series.

1.     2, 4, 8, 16, 32, … 128

(a) 64

(b) 65

(c) 66

(d) 67

2.    1/24 , 1/12 , 1/4 , 1 , 5...

(a) 30

(b) 35

(c) 40

(d) 45

Directions: In the following number series, only one number is wrong. Find out the wrong number.

3. 12 18 26.25 40.5 60.75 91.125 136.6875

(a) 26.25

(b) 18

(c) 136.6875

(d) 60.75

Directions: Find the missing term(s), in each of the following series.

4. cd_f_ef_e_cdf_d_, ....

(a) fdcedc

(b) edcfce

(c) edcecf

(d) edcfec

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