Quantitative Aptitude

Simplification/Approximation

131 questions across 7 exam years. Answers for this topic

Quick revision: Simplification/ApproximationRules, shortcuts, how it is asked, worked examples and traps

Per paper: ~4.4
Years asked: 7 of 10
Past questions: 131

20 Aug 2022 · Shift 1

AmbitiousBaba

Directions · Q.46–50

What approximate value should come in place of the question mark (?) in the following questions?

Q-SIMP-26Q.46

(77.987% of 358) + (68.55% of 729) = ?

(a) 780
(b) 705
(c) 840
(d) 825
(e) 695

Q-SIMP-27Q.47

989.001+ 1.00982 × 76.792 = ?

(a) 1150
(b) 1070
(c) 1240
(d) 1188
(e) 1044

Q-SIMP-28Q.48

63.9872 × 9449.8780 ÷ 243.003 = (?)²

(a) 60
(b) 75
(c) 90
(d) 40
(e) 50

Q-SIMP-29Q.49

{√2 × (79)}² + {√2 × (49)}² =?

(a) 15484
(b) 16384
(c) 17284
(d) 18184
(e) 19484

Q-SIMP-30Q.50

193.261 + 275.373 + 136.93 + 17.229 = ?

(a) 723.793
(b) 622.793
(c) 632.673
(d) 593.603
(e) 713.683

20 Aug 2022 · Shift 2

Adda247

Directions · Q.46–50

What approximate value should come in place of question mark (?) in following questions.

Q-SIMP-31Q.46

24.97% of 1459.98 - ? % of 1120.4 = 29.04

(a) 34
(b) 27
(c) 25
(d) 20
(e) 30

Note: expression transcribed from image in source

Q-SIMP-32Q.47

√575.99 + ∛2743.99 − 2.01 = ?²

(a) 6
(b) 7
(c) 9
(d) 4
(e) 5

Note: expression transcribed from image in source; the radical over 2743.99 carries the index printed as '1/3'

Q-SIMP-33Q.48

10.98% of 11.04% of 10999.98 = ?

(a) 121
(b) 130
(c) 137
(d) 133
(e) 127

Q-SIMP-34Q.49

20.94 ÷ 12.06 × 15.99 ÷ 7.02 = ?

(a) 4
(b) 8
(c) 19
(d) 16
(e) 12

Note: expression transcribed from image in source

Q-SIMP-35Q.50

120.03 ÷ 5/8 of 24.08 × 3.95 = ?

(a) 36
(b) 28
(c) 32
(d) 42
(e) 22

Note: expression transcribed from image in source

20 Aug 2022 · Shift 3

Adda247

Directions · Q.56–60

What approximate value should come in place of (?) in the following questions.

Q-SIMP-36Q.56

45.01% of 599.99 ÷ {(25.02 + 14.99)% of 499.94} =?÷ 39.978

(a) 62
(b) 48
(c) 54
(d) 58
(e) 46

Note: expression transcribed from image in source

Q-SIMP-37Q.57

? − 80.03/14.99×24.01 of 432.02 × 24.96 = 4799.98

(a) 260
(b) 230
(c) 250
(d) 270
(e) 240

Note: expression transcribed from image in source (fraction written inline)

Q-SIMP-38Q.58

(?)² = 210.05% of 799.99 + (38.01)² + 108.03 × 8.99

(a) 64
(b) 54
(c) 84
(d) 94
(e) 74

Note: expression transcribed from image in source

Q-SIMP-39Q.59

?× 23.01 = 24.04 × 44.99 + 820.01 − 60.03% of 2399.99

(a) 20
(b) 50
(c) 40
(d) 80
(e) 60

Note: expression transcribed from image in source

Q-SIMP-40Q.60

? % of 3500.02 = 1683.98 − 487.998 − 30.97% of 1599.99

(a) 40
(b) 30
(c) 25
(d) 20
(e) 35

Note: expression transcribed from image in source

20 Aug 2022 · Shift 4

Adda247

Directions · Q.56–61

What approximate value should come in the place of (?) mark :

Q-SIMP-41Q.56

72.01% of (? + 224.98) = (14.01)² + 199.99

(a) 325
(b) 375
(c) 225
(d) 405
(e) 625

Note: expression transcribed from image in source

Q-SIMP-42Q.57

16.01 % of ? + 64.01 % of 350.01 = 64.99 % of 400

(a) 125
(b) 225
(c) 275
(d) 350
(e) 625

Note: expression transcribed from image in source

Q-SIMP-43Q.58

128.05/? + (17.01)² = 19.99% of 1525.01

(a) 6
(b) 12
(c) 4
(d) 16
(e) 8

Note: expression transcribed from image in source (fraction written inline)

Q-SIMP-44Q.59

?³ + (24.01)² = (25.01)² + 29.99% of 49.99

(a) 2
(b) 6
(c) 3
(d) 8
(e) 4

Note: expression transcribed from image in source

Q-SIMP-45Q.60

? % of 420.01 + (12.01)² = 24.01 % of 1649.99

(a) 54
(b) 60
(c) 64
(d) 50
(e) 55

Note: expression transcribed from image in source

Q-SIMP-46Q.61

√(39.99% of 899.98 − 421.03 + 350.01)+271.99 = (?)²

(a) 17
(b) 19
(c) 18
(d) 16
(e) 15

Note: expression transcribed from image in source; radical spans '39.99% of 899.98 − 421.03 + 350.01'

20 Aug 2022 · shift not stated

Bankersadda/Adda247

Directions · Q.46–50

What approximate value should come in place of question mark (?) in following questions?

Q-SIMP-47Q.46

64.98% of 479.99 - ? +175.01 =350.01

(a) 125
(b) 129
(c) 137
(d) 147
(e) 153

Q-SIMP-48Q.47

(4.01)^? × 2 = (15.92)² / ⁴√16.01

(a) 2
(b) 3
(c) 4
(d) 1
(e) None of these

Note: expression read from rendered page (fraction layout lost in text layer)

Q-SIMP-49Q.48

3.99 × (? +119.94) = (7.99)³

(a) 6
(b) 12
(c) 8
(d) 4
(e) 16

Q-SIMP-50Q.49

144.01/? + 40.01 % of 249.99 = 108.09

(a) 12
(b) 8
(c) 15
(d) 18
(e) 24

Note: expression read from rendered page (fraction layout lost in text layer)

Q-SIMP-51Q.50

? % of 1050.03 + 363.99 = (27.97)²

(a) 60
(b) 35
(c) 50
(d) 40
(e) 30

21 Aug 2022 · Shift 1

Adda247

Directions · Q.56–61

F ind the approximate value of question marks (?) in following questions?

Q-SIMP-52Q.56

24.92% of 180.01 + (18.96)² =? % of 1014.89

(a) 30
(b) 60
(c) 50
(d) 40
(e) 70

Q-SIMP-53Q.57

(29.02)² = (?)² – (11.89)² + 59.98 % of 599

(a) 30
(b) 25
(c) 28
(d) 22
(e) 19

Q-SIMP-54Q.58

42.03 × 15.89 – √2303.98 = (?)² - 0.99

(a) 27
(b) 22
(c) 24
(d) 23
(e) 25

Q-SIMP-55Q.59

455.93/? = 12.98 × 1.99⁵ – 44.99% of 840.1

(a) 15
(b) 9
(c) 18
(d) 21
(e) 12

Q-SIMP-56Q.60

√(821.01 – √1368.97) = √? + √575

(a) 25
(b) 36
(c) 49
(d) 16
(e) 9

Q-SIMP-57Q.61

7.99³ × 2.99⁴ ÷ 11.98² + ?² = 17.03²

(a) 14
(b) 19
(c) 1
(d) 8
(e) 4

21 Aug 2022 · Shift 2

Adda247

Directions · Q.46–50

- What approximate value should come in place of question mark (?) in following questions.

Q-SIMP-58Q.46

17.97% of 649.9 – 8.02% of 1149.99 = ?²

(a) 4
(b) 5
(c) 3
(d) 6
(e) 7

Note: expression transcribed from image in source

Q-SIMP-59Q.47

? − 7.97/12.04 + 8.02 × (5.997)² = 72

(a) 48
(b) 36
(c) 54
(d) 32
(e) 40

Note: expression transcribed from image in source

Q-SIMP-60Q.48

30.08% of 4/7th of 1/8th of 419.91 = ?

(a) 6
(b) 18
(c) 15
(d) 12
(e) 9

Note: expression transcribed from image in source

Q-SIMP-61Q.49

719.97 ÷ 80.02 ÷ 60.07 × 119.97

(a) 14
(b) 20
(c) 18
(d) 10
(e) 24

Note: expression transcribed from image in source; no '= ?' shown in source

Q-SIMP-62Q.50

899.9 × 25.02 ÷ 36.01 = (? + 17.01)²

(a) 10
(b) 5
(c) 18
(d) 12
(e) 8

Note: expression transcribed from image in source

21 Aug 2022 · Shift 3

Adda247

Directions · Q.66–70

What approximate value should come in the place of question (?) mark.

Q-SIMP-63Q.66

32.04 × 14.99 – 11.99 × 87.98 + (50.01)² =?

(a) 2020
(b) 1924
(c) 1832
(d) 2220
(e) 1936

Q-SIMP-64Q.67

(3.99)³ × (32.03)² ÷ (7.99)³ = (2)^?

(a) 9
(b) 5
(c) 7
(d) 6
(e) 8

Q-SIMP-65Q.68

3.99 of 142.99 ÷ 26.03 × 11.99 – 199.99 = ?

(a) 58
(b) 64
(c) 72
(d) 80
(e) 74

Q-SIMP-66Q.69

? + (13.03)³ = (58.98)²-680.97

(a) 603
(b) 593
(c) 613
(d) 623
(e) 583

Q-SIMP-67Q.70

48.94% of 180.02 – 70.01% of 119.99 = 8.99 – ?

(a) 7
(b) 2
(c) 8
(d) 3
(e) 5

21 Aug 2022 · Shift 4

Adda247

Directions · Q.66–70

What approximate value will come in place of question (?) in the following questions?

Q-SIMP-68Q.66

?² = 49.01 + 40.099% of 199.98 − 28.99

(a) 15
(b) 12
(c) 11
(d) 10
(e) 13

Q-SIMP-69Q.67

24.99% of 119.96 + 20.10% of 499.99 = ?

(a) 130
(b) 150
(c) 90
(d) 160
(e) 200

Q-SIMP-70Q.68

124.95 ÷ 25.01 + 49.90 − 19.99% of 120.20 = ?

(a) 21
(b) 26
(c) 31
(d) 39
(e) 41

Q-SIMP-71Q.69

√960.93 × 11.9 − 172.1 = (?)² ÷ 2

(a) 15
(b) 20
(c) 18
(d) 12
(e) 17

Q-SIMP-72Q.70

231.001 + 320.001 ÷ 9.999 =? − 11.909

(a) 270
(b) 316
(c) 253
(d) 275
(e) 305

Simplification/Approximation

131 questions across 7 exam years. Answers for this topic

Quick revision: Simplification/ApproximationRules, shortcuts, how it is asked, worked examples and traps

Per paper: ~4.4
Years asked: 7 of 10
Past questions: 131

20 Aug 2022 · Shift 1

AmbitiousBaba

Directions · Q.46–50

What approximate value should come in place of the question mark (?) in the following questions?

Q-SIMP-26Q.46

(77.987% of 358) + (68.55% of 729) = ?

(a) 780
(b) 705
(c) 840
(d) 825
(e) 695

Q-SIMP-27Q.47

989.001+ 1.00982 × 76.792 = ?

(a) 1150
(b) 1070
(c) 1240
(d) 1188
(e) 1044

Q-SIMP-28Q.48

63.9872 × 9449.8780 ÷ 243.003 = (?)²

(a) 60
(b) 75
(c) 90
(d) 40
(e) 50

Q-SIMP-29Q.49

{√2 × (79)}² + {√2 × (49)}² =?

(a) 15484
(b) 16384
(c) 17284
(d) 18184
(e) 19484

Q-SIMP-30Q.50

193.261 + 275.373 + 136.93 + 17.229 = ?

(a) 723.793
(b) 622.793
(c) 632.673
(d) 593.603
(e) 713.683

20 Aug 2022 · Shift 2

Adda247

Directions · Q.46–50

What approximate value should come in place of question mark (?) in following questions.

Q-SIMP-31Q.46

24.97% of 1459.98 - ? % of 1120.4 = 29.04

(a) 34
(b) 27
(c) 25
(d) 20
(e) 30

Note: expression transcribed from image in source

Q-SIMP-32Q.47

√575.99 + ∛2743.99 − 2.01 = ?²

(a) 6
(b) 7
(c) 9
(d) 4
(e) 5

Note: expression transcribed from image in source; the radical over 2743.99 carries the index printed as '1/3'

Q-SIMP-33Q.48

10.98% of 11.04% of 10999.98 = ?

(a) 121
(b) 130
(c) 137
(d) 133
(e) 127

Q-SIMP-34Q.49

20.94 ÷ 12.06 × 15.99 ÷ 7.02 = ?

(a) 4
(b) 8
(c) 19
(d) 16
(e) 12

Note: expression transcribed from image in source

Q-SIMP-35Q.50

120.03 ÷ 5/8 of 24.08 × 3.95 = ?

(a) 36
(b) 28
(c) 32
(d) 42
(e) 22

Note: expression transcribed from image in source

20 Aug 2022 · Shift 3

Adda247

Directions · Q.56–60

What approximate value should come in place of (?) in the following questions.

Q-SIMP-36Q.56

45.01% of 599.99 ÷ {(25.02 + 14.99)% of 499.94} =?÷ 39.978

(a) 62
(b) 48
(c) 54
(d) 58
(e) 46

Note: expression transcribed from image in source

Q-SIMP-37Q.57

? − 80.03/14.99×24.01 of 432.02 × 24.96 = 4799.98

(a) 260
(b) 230
(c) 250
(d) 270
(e) 240

Note: expression transcribed from image in source (fraction written inline)

Q-SIMP-38Q.58

(?)² = 210.05% of 799.99 + (38.01)² + 108.03 × 8.99

(a) 64
(b) 54
(c) 84
(d) 94
(e) 74

Note: expression transcribed from image in source

Q-SIMP-39Q.59

?× 23.01 = 24.04 × 44.99 + 820.01 − 60.03% of 2399.99

(a) 20
(b) 50
(c) 40
(d) 80
(e) 60

Note: expression transcribed from image in source

Q-SIMP-40Q.60

? % of 3500.02 = 1683.98 − 487.998 − 30.97% of 1599.99

(a) 40
(b) 30
(c) 25
(d) 20
(e) 35

Note: expression transcribed from image in source

20 Aug 2022 · Shift 4

Adda247

Directions · Q.56–61

What approximate value should come in the place of (?) mark :

Q-SIMP-41Q.56

72.01% of (? + 224.98) = (14.01)² + 199.99

(a) 325
(b) 375
(c) 225
(d) 405
(e) 625

Note: expression transcribed from image in source

Q-SIMP-42Q.57

16.01 % of ? + 64.01 % of 350.01 = 64.99 % of 400

(a) 125
(b) 225
(c) 275
(d) 350
(e) 625

Note: expression transcribed from image in source

Q-SIMP-43Q.58

128.05/? + (17.01)² = 19.99% of 1525.01

(a) 6
(b) 12
(c) 4
(d) 16
(e) 8

Note: expression transcribed from image in source (fraction written inline)

Q-SIMP-44Q.59

?³ + (24.01)² = (25.01)² + 29.99% of 49.99

(a) 2
(b) 6
(c) 3
(d) 8
(e) 4

Note: expression transcribed from image in source

Q-SIMP-45Q.60

? % of 420.01 + (12.01)² = 24.01 % of 1649.99

(a) 54
(b) 60
(c) 64
(d) 50
(e) 55

Note: expression transcribed from image in source

Q-SIMP-46Q.61

√(39.99% of 899.98 − 421.03 + 350.01)+271.99 = (?)²

(a) 17
(b) 19
(c) 18
(d) 16
(e) 15

Note: expression transcribed from image in source; radical spans '39.99% of 899.98 − 421.03 + 350.01'

20 Aug 2022 · shift not stated

Bankersadda/Adda247

Directions · Q.46–50

What approximate value should come in place of question mark (?) in following questions?

Q-SIMP-47Q.46

64.98% of 479.99 - ? +175.01 =350.01

(a) 125
(b) 129
(c) 137
(d) 147
(e) 153

Q-SIMP-48Q.47

(4.01)^? × 2 = (15.92)² / ⁴√16.01

(a) 2
(b) 3
(c) 4
(d) 1
(e) None of these

Note: expression read from rendered page (fraction layout lost in text layer)

Q-SIMP-49Q.48

3.99 × (? +119.94) = (7.99)³

(a) 6
(b) 12
(c) 8
(d) 4
(e) 16

Q-SIMP-50Q.49

144.01/? + 40.01 % of 249.99 = 108.09

(a) 12
(b) 8
(c) 15
(d) 18
(e) 24

Note: expression read from rendered page (fraction layout lost in text layer)

Q-SIMP-51Q.50

? % of 1050.03 + 363.99 = (27.97)²

(a) 60
(b) 35
(c) 50
(d) 40
(e) 30

21 Aug 2022 · Shift 1

Adda247

Directions · Q.56–61

F ind the approximate value of question marks (?) in following questions?

Q-SIMP-52Q.56

24.92% of 180.01 + (18.96)² =? % of 1014.89

(a) 30
(b) 60
(c) 50
(d) 40
(e) 70

Q-SIMP-53Q.57

(29.02)² = (?)² – (11.89)² + 59.98 % of 599

(a) 30
(b) 25
(c) 28
(d) 22
(e) 19

Q-SIMP-54Q.58

42.03 × 15.89 – √2303.98 = (?)² - 0.99

(a) 27
(b) 22
(c) 24
(d) 23
(e) 25

Q-SIMP-55Q.59

455.93/? = 12.98 × 1.99⁵ – 44.99% of 840.1

(a) 15
(b) 9
(c) 18
(d) 21
(e) 12

Q-SIMP-56Q.60

√(821.01 – √1368.97) = √? + √575

(a) 25
(b) 36
(c) 49
(d) 16
(e) 9

Q-SIMP-57Q.61

7.99³ × 2.99⁴ ÷ 11.98² + ?² = 17.03²

(a) 14
(b) 19
(c) 1
(d) 8
(e) 4

21 Aug 2022 · Shift 2

Adda247

Directions · Q.46–50

- What approximate value should come in place of question mark (?) in following questions.

Q-SIMP-58Q.46

17.97% of 649.9 – 8.02% of 1149.99 = ?²

(a) 4
(b) 5
(c) 3
(d) 6
(e) 7

Note: expression transcribed from image in source

Q-SIMP-59Q.47

? − 7.97/12.04 + 8.02 × (5.997)² = 72

(a) 48
(b) 36
(c) 54
(d) 32
(e) 40

Note: expression transcribed from image in source

Q-SIMP-60Q.48

30.08% of 4/7th of 1/8th of 419.91 = ?

(a) 6
(b) 18
(c) 15
(d) 12
(e) 9

Note: expression transcribed from image in source

Q-SIMP-61Q.49

719.97 ÷ 80.02 ÷ 60.07 × 119.97

(a) 14
(b) 20
(c) 18
(d) 10
(e) 24

Note: expression transcribed from image in source; no '= ?' shown in source

Q-SIMP-62Q.50

899.9 × 25.02 ÷ 36.01 = (? + 17.01)²

(a) 10
(b) 5
(c) 18
(d) 12
(e) 8

Note: expression transcribed from image in source

21 Aug 2022 · Shift 3

Adda247

Directions · Q.66–70

What approximate value should come in the place of question (?) mark.

Q-SIMP-63Q.66

32.04 × 14.99 – 11.99 × 87.98 + (50.01)² =?

(a) 2020
(b) 1924
(c) 1832
(d) 2220
(e) 1936

Q-SIMP-64Q.67

(3.99)³ × (32.03)² ÷ (7.99)³ = (2)^?

(a) 9
(b) 5
(c) 7
(d) 6
(e) 8

Q-SIMP-65Q.68

3.99 of 142.99 ÷ 26.03 × 11.99 – 199.99 = ?

(a) 58
(b) 64
(c) 72
(d) 80
(e) 74

Q-SIMP-66Q.69

? + (13.03)³ = (58.98)²-680.97

(a) 603
(b) 593
(c) 613
(d) 623
(e) 583

Q-SIMP-67Q.70

48.94% of 180.02 – 70.01% of 119.99 = 8.99 – ?

(a) 7
(b) 2
(c) 8
(d) 3
(e) 5

21 Aug 2022 · Shift 4

Adda247

Directions · Q.66–70

What approximate value will come in place of question (?) in the following questions?

Q-SIMP-68Q.66

?² = 49.01 + 40.099% of 199.98 − 28.99

(a) 15
(b) 12
(c) 11
(d) 10
(e) 13

Q-SIMP-69Q.67

24.99% of 119.96 + 20.10% of 499.99 = ?

(a) 130
(b) 150
(c) 90
(d) 160
(e) 200

Q-SIMP-70Q.68

124.95 ÷ 25.01 + 49.90 − 19.99% of 120.20 = ?

(a) 21
(b) 26
(c) 31
(d) 39
(e) 41

Q-SIMP-71Q.69

√960.93 × 11.9 − 172.1 = (?)² ÷ 2

(a) 15
(b) 20
(c) 18
(d) 12
(e) 17

Q-SIMP-72Q.70

231.001 + 320.001 ÷ 9.999 =? − 11.909

(a) 270
(b) 316
(c) 253
(d) 275
(e) 305