Approximation Questions For IBPS RRB PO Set-2 PDF
Download Top-20 IBPS RRB PO Approximation Questions PDF. Approximation questions based on asked questions in previous year exam papers very important for the IBPS RRB PO (Officer Scale-I, II & III) exam.
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Question 1: What approximate value should come in place of the question mark (?) in the following questions?
a) 25
b) 35
c) 40
d) 10
Question 2: What value should come in place of the question mark (?) in the following questions?
a) 180
b) 140
c) 165
d) 155
Question 3: What approximate value should comein place of the question mark (?) in the following equation?
(
a)
b)
c)
d)
Question 4: What value should come in place of question mark(?) in the following equation?
a) 395
b) 295
c) 225
d) 215
Question 5: What approximate value should come in place of the question mark (?) in the following question ?
a) 88
b) 46
c) 112
d) 56
e) 27
Question 6: What approximate value should come in place of the question mark (?) in the following question?
a) 84
b) 48
c) 118
d) 58
e) 24
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Question 7: What approximate value should come in place of the question mark (?) in the following questions?
a) 49
b) 58
c) 22
d) 66
e) 34
Question 8: What approximate value should come in place of the question mark (?) in the following question?
a) 3795
b) 3800
c) 3810
d) 3875
e) 3995
Question 9: What approximate value should come in place of the question mark (?) in the following question? (You are not expected to calculate the exact value)
a) 3800
b) 4500
c) 2600
d) 3000
e) 4080
Question 10: What approximate value should come in place of the question mark (?) in the following equation ?
a) 14
b) 17
c) 12
d) 16
e) 15
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Question 11: What approximate value should come in place of the question mark (?) in the following equation ?
a) 10
b) 13
c) 14.5
d) 1.35
e) 12
Question 12: What approximate value should come in place of question mark(?) in the following equation ?
a) 395
b) 295
c) 300
d) 315
e) 310
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Answers & Solutions:
1) Answer (A)
By applying BODMAS we have
=
=21+4
=25
2) Answer (D)
By applying BODMAS we have
=
=155
3) Answer (B)
(
4) Answer (C)
5) Answer (E)
Expression :
=
=
6) Answer (E)
Expression :
=
=
7) Answer (E)
Expression :
=
=
=
8) Answer (C)
Expression :
=
= 3808.63
9) Answer (A)
Since an approximate answer is sufficient, you can rewrite the question as
Following BDMAS rule the result is 3870.
The nearest value is 3800.
Hence Option A is the correct answer.
10) Answer (E)
Let the number to replace the question mark be equal to
Hence,
So, the expression looks like
Hence,
11) Answer (E)
Let the number to come in place of the question mark be equal to
So,
Or,
So,
12) Answer (C)
Let x be the value of the unknown number.
x=
= 395.67 – 94.985