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Approximation Questions for IBPS Clerk 2018, NIACL, SBI Clerk, Download Approximation PDF for Free at Smartkeeda
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Hi
Directions: What value will come in place of question mark (?) in the following questions: (You are not expected to calculate the exact value)
Important for :
IBPS Clerk Pre
IBPS RRB
SBI Clerk Pre
1
(1611.23 + 2113.03 – 923.98) ÷ 3.98 × 2 = ? + 99
A
1300
B
1500
C
1400
D
1100
E
1200
» Explain it
Correct Option:
A
(1611.23 + 2113.03 – 923.98) ÷ 3.98 × 2 = ? + 99
≈
1611 + 2113 – 924
× 2 = ? + 99
4
3724 – 924
= ? + 99
2
2800
= ? + 99
2
? = 1400 – 99
? = 1301 ≈ 1300
Hence, option A is correct.
1
A
B
C
D
» Explain it
सही विकल्प :
A
A
2
1370 + 1763.9 × 3 ÷ 21 = ?3 + 15
A
8
B
10
C
1
D
3
E
5
» Explain it
Correct Option:
D
1370
+
1763.9
× 3 ÷ 21 = ?
3
+ 15
≈
1369
+
1764
× 3 ÷ 21 = ?
3
+ 15
37 + 42 ÷ 7 = ?
3
+ 15
37 + 6 – 15 = ?
3
?
3
= 28
? = 3.04 ≈ 3
Hence, option D is correct.
2
A
B
C
D
» Explain it
सही विकल्प :
D
D
3
(14.98)2 + (12.01)2 – (10.98)2 = ? + 95 ÷ 5
A
200
B
270
C
230
D
190
E
300
» Explain it
Correct Option:
C
(14.98)
2
+ (12.01)
2
– (10.98)
2
= ? + 95 ÷ 5
≈ 15
2
+ 12
2
– 11
2
= ? + 19
225 + 144 – 121 – 19 = ?
? = 369 – 140
? = 229 ≈ 230
Hence, option C is correct.
3
A
B
C
D
» Explain it
सही विकल्प :
C
C
4
89.9% of 900 – ?
2
– 20% of 400.01 = 420 – 10.98
A
18
B
25
C
10
D
30
E
21
» Explain it
Correct Option:
A
89.9% of 900 – ?
2
– 20% of 400.01 = 420 – 10.98
≈ 90% of 900 – ?
2
– 20% of 400 = 420 – 11
810 – ?
2
– 80 = 409
?
2
= 810 – 409 – 80
?
2
= 321
? = 17.91 ≈ 18
Hence, option A is correct.
4
A
B
C
D
» Explain it
सही विकल्प :
A
A
5
(20.1 × 17.97) ÷ (16 × 14.98) + 16.09 + 2 × 1.50 = ?
A
10
B
15
C
25
D
30
E
20
» Explain it
Correct Option:
E
(20.1 × 17.97) ÷ (16 × 14.98) + 16.09 + 2 × 1.50 = ?
? ≈ (20 × 18) ÷ (16 × 15) + 16 + 2 × 1.5
20 × 18
+ 16 + 3 = ?
16 × 15
360
+ 19 = ?
240
1.5 +19 = ?
? = 20.5 ≈ 20
Hence, option E is correct.
5
A
B
C
D
» Explain it
सही विकल्प :
E
E
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