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Number Series Practice Set 2 (RRB Officer Scale- 1 & 2 Online Exam 2015)

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Number Series Practice Set 2

This is Number Series Practice Set These Questions Came in RRB Officer Scale- 1 & 2 Online Exam 2015. Given Questions Are important According to Practice And Can be Faced in Upcoming Pre And Main Exams .

Directions  – (Questions. 01 – 05): Find The Correct Answer  in the following number series?

Given Questions are an Important the point of view of Govt Exams and upcoming.

Question 1) ->              8           7         10         21         68         ?
A) 310
B) 315
C) 320
D) 316
E) 314

Question 2) ->              10           5         5         10         35         ?
A) 190.5
B) 191.5
C) 192.5
D) 92.5
E) 200

Question 3)  ->              250           250         244         220         160         ?
A) 32
B) 48
C) 42
D) 40
E) 36

Question 4)  ->              18           19         27         54         118         ?
A) 225
B) 244
C) 233
D) 234
E) 243

Question 5)  ->              2           3         8         27         112         ?
A) 565
B) 556
C) 656
D) 655
E) 611

Answer : 

Question 1)  :  B
Question 2)  :  C
Question 3)  :  D
Question 4)  :  E
Question 5)  :  A

Solution  :

Question 1 = The Solution is   (8 x 1) – 1 2 ,  (7 x 2) – 22 ,  (10 x 3) – 32 ,  (21 x 4) – 42 ,   (68 x 5) – 52

Question 2 = The Solution is   10 x  0.5 = 5  ,  5 x 1 = 5  ,  5  x 2 = 10 , 10 x 3.5   ,  35 x  5.5 = 192.5

Question 3 = The Solution is    250 – 250 = 0 , 250 – 244 = 6 , 244 – 220 = 24 , 220- 160 = 60 160 – 120 = 40

Question 4 = the solution is     13 = 1  ,    2 3  = 8   ,   33  = 27   , 43  = 64 ,  53 = 125

Qusetion 5 = the Solution is     2 x 1 + 1  = 3   , 3  x 2 +2 = 8 , 8  x 3 + 3  = 27 , 27 x 4 + 4  = 112 , 112 x 5 + 5 = 565

Number Series Practice Set 2

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