Approximation Questions for SBI PO

The SBI PO Notification 2024 is expected to be announced soon, making this the perfect time to focus on essential topics for the exam. Approximation is one such topic that plays a vital role in boosting scores, as it is regularly featured in the test. With a solid grasp of this concept, you can solve these questions quickly and accurately. To assist you, we have designed a set of Approximation questions for SBI PO with comprehensive solutions, ensuring you can strengthen your preparation and approach the exam with confidence.

Approximation Questions for SBI PO

Approximation is a crucial and high-scoring topic in the SBI PO 2024 exam, with around 5 questions typically appearing each year. This section contributes to the overall Quantitative Aptitude segment, which includes 35 questions spanning Arithmetic, Number Series, Approximation, Data Interpretation (DI), and Quadratic Equations. By dedicating focused attention to mastering Approximation and practicing consistently, you can significantly boost your score while saving valuable time for solving DIs and Arithmetic problems, ultimately enhancing your overall exam performance.

Directions (1-5): What approximate value will come in place of question mark (?) in the following questions (You are not expected to calculate the exact value).

Q1. 14.98×24.88% of 140.02=?×15

(a) 45

(b) 25

(c) 50

(d) 35

(e) 65

Q2.  1569.99+2190.012-4/9 of 198.12=?/4

(a) 12122

(b) 14478

(c) 18750

(d) 10980

(e) 14688

Q3.  80.04% of 560.05+19.02² -∛4913.21=?

(a) 702

(b) 868

(c) 912

(d) 792

(e) 446

Q4. 44.04 ÷ 3.97 × 8.99 ÷ 2.94 + 3.01 =  √(?)

(a) 6

(b) 36

(c) 24

(d) 1296

(e) 216

Q5.  √(39.94% of 375.08+75.07% of 59.92)=?

(a) 12

(b) 14

(c) 16

(d) 18

(e) 22

Directions (6-10): What approximate value will come in place of question mark (?) in the following questions? (You are not expected to calculate the exact value)

Q6. √(√((99.99+104.99×5)) =?÷8.989
(a) 55
(b) 15
(c) 25
(d) 35
(e) 45

Q7. 35.99×4.98-1199.99÷7.99=?
(a) 20
(b) 50
(c) 40
(d) 30
(e) 10

Q8. ?²+60% of 239.99=55% of 320.02+3.98
(a) 8
(b) 6
(c) 4
(d) 16
(e) 14

Q9. 524.90+125.05=? ×9.99
(a) 85
(b) 75
(c) 65
(d) 55
(e) 45

Q10. √144.04×15% of 120.09=?-54.99×3.03
(a) 401
(b) 431
(c) 341
(d) 471
(e) 381

Direction (11 – 13): What approximate value should come in the place of question (?) mark in following question.
Q11. (?% of 6400.01)×(? ÷511.99)=(4.98)³+2.99

(a) 44
(b) 48
(c) 45
(d) 32
(e) 37

Q12. 24.07% of 1600.03+(15.99% of 599.99)÷31.99= ?² -12.94
(a) 20
(b) 28
(c) 26
(d) 22
(e) 24

Q13. (190.05×47.89)÷(1368.01÷440.99)+86.99% of 499.97= ?³
(a) 10
(b) 12
(c) 18
(d) 15
(e) 20

Direction (14-18): What approximate value should come in the place of question (?) mark in following questions.
Q14. ?+√1369.08-√2024.98=∛2196.98

(a) 24
(b) 28
(c) 25
(d) 21
(e) 27

Q15. 360.09-79.88% of 1199.99=?-840.03
(a) 250
(b) 240
(c) 260
(d) 220
(e) 280

Q16. √(?)=(27.99)²-1180.03+(20.07)²
(a) 64
(b) 100
(c) 16
(d) 36
(e) 144

Q17. (?)²+24.98×12.04=3999.94÷9.99
(a) 10
(b) 14
(c) 11
(d) 16
(e) 8

Q18. (47.98 ×6.09)-(√121.02 ×5.07) =?
(a) 283
(b) 213
(c) 233
(d) 263
(e) 193
Directions (19-23): What approximate value should come in place of question (?) mark.

Q19. 144.89% of 79.99 + √676.06 + ?² = 2100.91 ÷ 10.89
(a) 23
(b) 7
(c) 13
(d) 17
(e) 9

Q20. (16.13+3.97×?)/3.02+7.90³÷2.09²=156.089×1.99
(a) 159
(b) 129
(c) 134
(d) 144
(e) 152

Q21. 5.12³× 4.24³÷2.12⁵+74.95% of 360.09= ?
(a) 520
(b) 610
(c) 540
(d) 660
(e) 500

Q22. 9.09 × 25.25 + 51.051 × 9.01 – 9.09 × 58.058 = ?
(a) 172
(b) 282
(c) 222
(d) 162
(e) 192

Q23. 120.012% of 450.24 + 119.920 + 155.1 ÷ 5.1 = ?
(a) 611
(b) 751
(c) 691
(d) 721
(e) 911

Q24. 39.89% of 549.92+199.88÷4.02=?
(a) 470
(b) 545
(c) 260
(d) 145
(e) 270

Q25. √1440×11.01+490.02=?+560.02
(a) 308
(b) 332
(c) 364
(d) 348
(e) 386

Solutions

Solution
S1. Ans.(d)
Sol.
15×25/100×140=? ×15
525/15=?
35=?

S2. Ans.(e)
Sol.
1570+2190-4/9 of 198=?/4
3760-88=?/4
14688=?

S3. Ans.(d)
Sol.
80/100×560+361- ∛4913
448+361-17=?
792=?

S4. Ans.(d)
Sol.
44/4×9/3+3= √(?)
√(?) =11×3+3
36 = √(?)
? =1296

S5. Ans.(b)
Sol.
√(40%×375+75%×60) = ?
? = √(150+45)
? = √195
? = 14

S6. Ans (e)
Sol.
√(√((99.99+104.99×5)) =?÷8.989
√(√(100+105×5)) =?/9
√(√625) =?/9
?=45

S7. Ans (d)
Sol.
35.99×4.98-1199.99÷7.99=?
36×5-1200/8=?
?=180-150
?=30

S8. Ans (b)
Sol.
?²+60% of 239.99=55% of 320.02+3.98
?²+60/100×240=55/100×320+4
?²=180-144
?=6

S9. Ans (c)
Sol.
525+125=?×10
?=650/10
?=65

S10. Ans (e)
Sol.
√144×15/100×120=?-55×3
12×18=?-165
?=216+165
?=381

S11. Ans.(d)
Sol. ?/100×6400 × ? × 1/512 ≈ 125 + 3
?² × 1/8 ≈ 128
?² ≈ 1024
? ≈ 32

S12. Ans.(a)
Sol. 24/100×1600+(16/100×600)×1/32≈ ?² – 13
384 + 3 + 13 ≈ ?²
?² ≈ 400
? ≈ 20

S13. Ans.(d)
Sol. (190 × 48) ÷(1368/441)+87/100 × 500 ≈ ?³
190 × 48 × 441/1368 + 435 ≈ (?)³
2940 + 435 ≈ (?)³
? ≈ 15

S14. Ans. (d)
Sol. ?+37-45≈13
?≈13+8
?≈21

S15. Ans. (b)
Sol. 360-80/100×1200+840≈?
1200-960≈?
?≈240

S16. Ans. (c)
Sol. √(?)≈784-1180+400
√(?)≈4
?≈16

S17. Ans. (a)
Sol. (?)²≈400-300
(?)²≈100
?≈10

S18. Ans. (c)
Sol. 288-55≈?
?≈233

S19. Ans.(b)
Sol. 145/100×80+√676+?²=2101/11
116 + 26 + ?² = 191
?²= 49
?=7

S20. Ans.(c)
Sol. (16+4×?)/3+512/4=312
16+4×?=3×(312-128)
4×?=552-16
?=134

S21. Ans.(a)
Sol. 125×64/32+75/100×360=?
?=250+270
?=520

S22. Ans.(d)
Sol. 9×(25+51–58)=?
?=9×18
?=162

S23. Ans.(c)
Sol. 120/100×450+120+31=?
540+120+31=?
?=691

S61. Ans (e)
Sol.
40% of 550+200÷4=?
220+50=?
270=?

S62. Ans (d)
Sol.
√1444×11+490=?+560
418+490-560=?
348=?