Number Solved Questions For IBPS, SBI and Other Bank Exams - Page 3

You will find 59 problems in 15 pages..

Number Problems Solved Questions (Page 3 of 15)

Question 1
5,15,35,?,105

a. 65
b. 55
c. 45
d. 75
e. 85

Answer : a. 65

Solution :

5 + 10 = 15
15 + 20 = 35
35 + 30 = 65
65 + 40 = 105

First term is added with 10, second with 20 and so on. Hence the number in place of question mark is 65.


Question 2
10, 15, 45/2, 135/4, ?

a. 405/6
b. 405/8
c. 405/4
d. 270/8
e. 270/4

Answer : b. 405/8

Solution :

10 x 3/2 = 15
15 x 3/2 = 45/2
45/2 x 3/2 = 135/4
135/4 x 3/2 = 405/8

Every term is obtained by multiplying the previous term by 3/2. Hence answer is 405/8


Question 3
-2,4,-8,16,?

a. -32
b. 32
c. -64
d. 64
e. -24

Answer : a. -32

Solution :

-2 x -2 = 4
4 x -2 = -8
-8 x -2 = 16
16 x -2 = -32

Every number is got by multiplying the previous number by -2. Hence -32 is the answer.


Question 4
2,3,5,8,?, 21

a. 10
b. 11
c. 15
d. 12
e. 13

Answer : e. 13

Solution :

2 + 3 = 5
3 + 5 = 8
5 + 8 = 13
13 + 8 = 21

This is a Fibonacci series, where every number is obtained by adding the previous two numbers. Hence answer is 13.


Number Problems Solved Questions (Page 3 of 15)

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