Logo
Home → Mathematics MCQs → Simplification And Approximation MCQs

Simplification And Approximation MCQs

Related Categories
1

6 of 5/8 / 5/8 – 1/8 = ______?

Option A: 6 1/8

Option B: 5 3/4

Option C: 6 3/4

Option D: 5 7/8

Correct Answer: 5 7/8 ✔


Click for More Details
2

(22 * 495 + 891 * 44) / (33 * 176 + 55 * 264) = _________?

Option A: 1

Option B: 2

Option C: 69/28

Option D: 66/17

Correct Answer: 2 ✔


Click for More Details
3

[(62.25/2.5) + (12.5/0.5)] / [(0.75 * 9) + (3.5 * 3.5)] = _________?

Option A: 1 17/38

Option B: 1 38/17

Option C: 2 38/17

Option D: None of these

Correct Answer: None of these ✔


Click for More Details
4

[(523 + 27) * (187 – 35) / (424 + 16)] / [110/22 of (2 * 38)] = ______?

Option A: 2

Option B: 1

Option C: 4

Option D: 3

Correct Answer: 2 ✔


Click for More Details
5

(50 – ?/29)% of 4200 = 3√196

Option A: 1350

Option B: 1450

Option C: 1550

Option D: 1421

Correct Answer: 1421 ✔


Click for More Details
6

7 + 5 – (3/2 * 1/4) of 2/7 + 7/2 * 1/6 equals ________.

Option A: 12 3/88

Option B: 24 21/24

Option C: 12 25/224

Option D: 12 1/224

Correct Answer: 12 25/224 ✔


Click for More Details
7

0.003 * ? * 0.0003 = 0.00000027

Option A: 9

Option B: 3

Option C: 0.3

Option D: 0.03

Correct Answer: 3 ✔


Click for More Details
8

[(7 * 9) + (2 * 12) + 3]/[(12 * 3) + (81/9)] = ______?

Option A: 4

Option B: 60

Option C: 1.75

Option D: None of these

Correct Answer: None of these ✔


Click for More Details
9

6 2/3 * 9 3/5 * 2 1/3 + 1 1/3 = __________?

Option A: 150 1/3

Option B: 150 2/3

Option C: 149 2/3

Option D: 149 1/3

Correct Answer: 150 2/3 ✔


Click for More Details
10

9000 + 16 2/3 % of ? = 10500

Option A: 1500

Option B: 1750

Option C: 9000

Option D: 7500

Correct Answer: 9000 ✔


Click for More Details
11

60 + 5 * 12 / (180/3) = _______?

Option A: 60

Option B: 120

Option C: 13

Option D: 61

Correct Answer: 61 ✔


Click for More Details
12

4 * 0.4 * 0.04 * 0.004 = _________?

Option A: 0.0256

Option B: 0.00256

Option C: 0.000256

Option D: 0.0000256

Correct Answer: 0.000256 ✔


Click for More Details
13

(0.456 * 0.456 – 0.228 * 0.228) / (0.456 + 0.228) = ________?

Option A: 0.228

Option B: 0.456

Option C: 0.684

Option D: 1.0

Correct Answer: 0.228 ✔


Click for More Details
14

8/15 / 1 1/3 * 3 ?/4 = 1.5

Option A: 1

Option B: 2

Option C: 3

Option D: 5

Correct Answer: 3 ✔


Click for More Details
15

3648.24 + 364.824 / ? – 36.4824 = 3794.1696

Option A: 2

Option B: 3

Option C: 4

Option D: 5

Correct Answer: 2 ✔


Click for More Details
16

24 – [2.4 – {0.24 * 2 – (0.024 – ?)}] = 22.0584

Option A: 0.0024

Option B: 0.024

Option C: 0.24

Option D: 0.00024

Correct Answer: 0.0024 ✔


Click for More Details
17

79.98 / 12.51 * 2.49 = ______?

Option A: 12

Option B: 14

Option C: 16

Option D: 18

Correct Answer: 16 ✔


Click for More Details
18

√3584 * 52.034 = _______?

Option A: 3180

Option B: 3200

Option C: 3120

Option D: 3210

Correct Answer: 3120 ✔


Click for More Details
19

58978 / 363.94 * 11.02 = _______?

Option A: 1580

Option B: 1680

Option C: 1780

Option D: 1880

Correct Answer: 1780 ✔


Click for More Details
20

26.98% of 6002 + 45.01% of 4199 = ________?

Option A: 2500

Option B: 3500

Option C: 3600

Option D: 4500

Correct Answer: 3500 ✔


Click for More Details
21

(332% of 2113) / 42 = _________?

Option A: 167

Option B: 154

Option C: 162

Option D: 181

Correct Answer: 167 ✔


Click for More Details
22

1/3 of 2/6 of 1/7 of 2/28 of 2140 = ________?

Option A: 4.92

Option B: 3.77

Option C: 3.01

Option D: 4.14

Correct Answer: 3.77 ✔


Click for More Details
23

21345 * 45 = 4270 * ?

Option A: 215

Option B: 235

Option C: 225

Option D: 255

Correct Answer: 225 ✔


Click for More Details
24

183.21 + 2.9928 * 66.84 = _______?

Option A: 383

Option B: 372

Option C: 380

Option D: 374

Correct Answer: 383 ✔


Click for More Details
25

(180/37 of 14.8) / (17/60.1 of 180.30) = _______?

Option A: 1.4

Option B: 1.6

Option C: 1.5

Option D: 1.2

Correct Answer: 1.4 ✔


Click for More Details
26

45/100 * 125 + 22.22 = ________?

Option A: 78

Option B: 76

Option C: 74

Option D: 72

Correct Answer: 78 ✔


Click for More Details
27

109.13 * 34.14 – 108.12 * 33 = ________?

Option A: 130

Option B: 135

Option C: 142

Option D: 148

Correct Answer: 142 ✔


Click for More Details
28

108 * 107 * 96 = ? (to the nearest hundred)

Option A: 1109300

Option B: 1109400

Option C: 1108400

Option D: 1108300

Correct Answer: 1109400 ✔


Click for More Details
29

25 2/5 + 8 4/5 + 4/5 = _________?

Option A: 34

Option B: 35

Option C: 36

Option D: 37

Correct Answer: 35 ✔


Click for More Details
30

(64 + 9 + 9) / (2 * 20 + 1) = _______?

Option A: 1

Option B: 3/2

Option C: 2

Option D: 5/2

Correct Answer: 2 ✔


Click for More Details
31

(1.9 * 0.021) / (0.095 * 0.105) = ______?

Option A: 1/20

Option B: 1/5

Option C: 4

Option D: 10

Correct Answer: 4 ✔


Click for More Details
32

25 * 25 / 25 + 15 * 40 = ________?

Option A: 125

Option B: 525

Option C: 25/64

Option D: 625

Correct Answer: 625 ✔


Click for More Details
33

12 3/4 * (1 2/17 / 8 1/6) / 5 4/3 = __________?

Option A: 1

Option B: 27/98

Option C: 6/17

Option D: 27/17

Correct Answer: 27/98 ✔


Click for More Details
34

7 + 1/2 of [8 – 4 / 2 * 3 – 1 + 1 + (4 + 2) – 2 * 2] = ________?

Option A: 9

Option B: 16

Option C: 8

Option D: 12

Correct Answer: 8 ✔


Click for More Details
35

Which of the following groups of fractions is in descending order?

Option A: 8/15, 9/13, 6/11

Option B: 8/15, 6/11, 9/13

Option C: 9/13, 6/11, 8/15

Option D: 6/11, 8/15, 9/13

Correct Answer: 9/13, 6/11, 8/15 ✔


Click for More Details
36

The value of (2.75)3 – (2.00)3 – (0.75)3 is__________?

Option A: 3 * 2.75 * 2.75 * 2.75

Option B: 3 * 2.00 * 2.00 * 2.00

Option C: 3 * 2.75 * 0.75 * 2.75

Option D: 4.5 * 2.75

Correct Answer: 4.5 * 2.75 ✔


Click for More Details
37

{20 – [7 – (3 -2)] + 1/3 (4.2)} / 1.4 = ________?

Option A: 11

Option B: 12

Option C: 14

Option D: 19

Correct Answer: 11 ✔


Click for More Details
38

64309 – 8703 + 798 – 437 = ________?

Option A: 55606

Option B: 55697

Option C: 55967

Option D: 73373

Correct Answer: 55967 ✔


Click for More Details
39

The value of 25.25 – 23.23 + 24.24 is_________?

Option A: 26

Option B: 26.26

Option C: 2.2

Option D: -22.22

Correct Answer: 26 ✔


Click for More Details
40

Jameel gets on the elevator at the 11th floor of a building and rides up at the rate of 57 floors per minute. At the same time, Nasir gets on an elevator at the 51st floor of the same building and rides down at the rate of 63 floors per minute. If they continue travelling at these rates, then at which floor will their paths cross?

Option A: 19

Option B: 28

Option C: 30

Option D: 37

Correct Answer: 30 ✔


Click for More Details
41

A man has some hens and cows. If the number of heads be 48 and the number of feet equals 140, then the number of hens will be_________?

Option A: 22

Option B: 23

Option C: 24

Option D: 26

Correct Answer: 26 ✔


Click for More Details
42

Free notebooks were distributed equally among children of a class. The number of notebooks each child got was one-eighth of the number of children. Had the number of children been half, each child would have got 16 notebooks. Total how many notebooks were distributed?

Option A: 256

Option B: 432

Option C: 512

Option D: 640

Correct Answer: 512 ✔


Click for More Details
43

In a regular week, there are 5 working days and for each day, the working hours are 8. A man gets Rs. 2.40 per hour for regular work and Rs. 3.20 per hours for overtime. If he earns Rs. 432 in 4 weeks, then how many hours does he work for______?

Option A: 160

Option B: 175

Option C: 180

Option D: 195

Correct Answer: 175 ✔


Click for More Details
44

(492 * 182) / 324 = ________?

Option A: 49

Option B: 98

Option C: 492

Option D: 982

Correct Answer: 49 ✔


Click for More Details
45

33/4 of 4500 + ? = 118500

Option A: 8.1375 * 104

Option B: 2.4123 * 104

Option C: 5.124 * 104

Option D: 6.125 * 104

Correct Answer: A. 8.1375 * 104 ✔


Click for More Details
46

2 + [2 + {2 + (2 + (2 + 23)}] = _____?

Option A: 17/4

Option B: 33/4

Option C: 65/4

Option D: 129/4

Correct Answer: 33/4 ✔


Click for More Details
47

7 2/5 of 110 / ? = 844

Option A: 22

Option B: 24

Option C: 30

Option D: 28

Correct Answer: 30 ✔


Click for More Details
48

8 2/3 + 6 4/5 = _____?

Option A: 14

Option B: 14 1/2

Option C: 14 3/4

Option D: None of these

Correct Answer: None of these ✔


Click for More Details
49

(815 / ?) / 100 * 28 * 3 – (815 * 14 * 6)/100 = 1680

Option A: 2000

Option B: 3000

Option C: 4000

Option D: 6000

Correct Answer: 2000 ✔


Click for More Details
50

20% of 40 + ? % of 80 = 120

Option A: 140

Option B: 120

Option C: 160

Option D: 180

Correct Answer: 140 ✔


Click for More Details
51

³√?/9261 = 11/21

Option A: 121

Option B: 1331

Option C: 14641

Option D: 2662

Correct Answer: 1331 ✔


Click for More Details
52

(98 / 7 / 2) / ? = 14

Option A: 1/2

Option B: 1/3

Option C: 1/4

Option D: 1/5

Correct Answer: 1/2 ✔


Click for More Details
53

(24 * 5 * 7 * 9) / ? = 216

Option A: 15

Option B: 20

Option C: 25

Option D: 35

Correct Answer: 35 ✔


Click for More Details
54

2222.2 + 222.22 + 22.222 = ________?

Option A: 2466.462

Option B: 2664.642

Option C: 2464.462

Option D: 2466.642

Correct Answer: 2466.642 ✔


Click for More Details
55

2003 * 2004 – 2001 * 2002 = _________?

Option A: 8000

Option B: 8010

Option C: 8020

Option D: 8040

Correct Answer: 8010 ✔


Click for More Details
56

3/7 of 4/9 of 2/5 of 7560 = (?)2

Option A: 18

Option B: 22

Option C: 24

Option D: 26

Correct Answer: 24 ✔


Click for More Details
57

32% of 425 – ?% of 250 = 36

Option A: 20

Option B: 40

Option C: 60

Option D: 80

Correct Answer: 40 ✔


Click for More Details
58

6.4 * 1.25 = (?)3

Option A: 1

Option B: 4

Option C: 2

Option D: 3

Correct Answer: 2 ✔


Click for More Details
59

7394 – 1236 – 4652 = ________?

Option A: 1506

Option B: 1606

Option C: 1706

Option D: 1496

Correct Answer: 1506 ✔


Click for More Details
60

1252 * 23 + 35000 = (?)2

Option A: 200

Option B: 400

Option C: 1600

Option D: 800

Correct Answer: 400 ✔


Click for More Details
61

31.2 * 14.5 * 9.6 = ________?

Option A: 4334.04

Option B: 4243.04

Option C: 4343.04

Option D: 4433.04

Correct Answer: 4343.04 ✔


Click for More Details
62

1296 ÷ (24 * 0.75) = ______?

Option A: 36

Option B: 144

Option C: 288

Option D: 72

Correct Answer: 72 ✔


Click for More Details
63

43% of 784 = ________?

Option A: 312.73

Option B: 373.12

Option C: 337.12

Option D: 339.12

Correct Answer: 337.12 ✔


Click for More Details
64

2758 + 20581 – 17889 = ________?

Option A: 178

Option B: 7850

Option C: 5200

Option D: 4800

Correct Answer: 5200 ✔


Click for More Details
65

15% of 195 + 14% of 205 = _______?

Option A: 52

Option B: 62

Option C: 58

Option D: 78

Correct Answer: 58 ✔


Click for More Details
66

³√216400 + √280 + √322 = ________?

Option A: 651

Option B: 361

Option C: 100

Option D: 95

Correct Answer: 95 ✔


Click for More Details
67

105 * 99 * 299 = _________?

Option A: 785600

Option B: 315000

Option C: 845000

Option D: 442000

Correct Answer: 315000 ✔


Click for More Details
68

105.126 * 35.201 – 90.23 * 3 + 55.11 * 27.01 = __________?

Option A: 4890

Option B: 40000

Option C: 271

Option D: 5996

Correct Answer: 4890 ✔


Click for More Details
69

(0.9 * 0.9 – 0.8 * 0.8)/1.7 = _________?

Option A: 0.1

Option B: 0.2

Option C: 0.3

Option D: 0.4

Correct Answer: 0.1 ✔


Click for More Details
70

(0.9 * 0.9 – 0.8 * 0.8)/1.7 = ________?

Option A: 0.1

Option B: 0.2

Option C: 0.3

Option D: 0.4

Correct Answer: 0.1 ✔


Click for More Details
71

5/8 * 2(2/5 – 5/4) / 1 1/4  = _________?

Option A: 1/5

Option B: 4/5

Option C: 6/5

Option D: 8/5

Correct Answer: 1/5 ✔


Click for More Details
72

12(13/18) + 16(11/27) – 10(5/9) = _________?

Option A: 182/3

Option B: 1831/54

Option C: 18

Option D: 201/2

Correct Answer: 18 ✔


Click for More Details
73

5 * 5 ÷ 5 + 5 ÷ 5 = __________?

Option A: 3

Option B: 2

Option C: 4

Option D: 6

Correct Answer: 6 ✔


Click for More Details
74

36 * 48 ÷ 64 + 36 ÷ 12 = _________?

Option A: 12

Option B: 18

Option C: 20

Option D: 30

Correct Answer: 30 ✔


Click for More Details
75

? % of 400 + 40% of 160 = 17% of 400

Option A: 4

Option B: 0.1

Option C: 1

Option D: 0.4

Correct Answer: 1 ✔


Click for More Details
76

52 * 40.1 = ________?

Option A: 2080

Option B: 2480

Option C: 2260

Option D: 2380

Correct Answer: 2080 ✔


Click for More Details
77

22004 – 29303 + 101299 – 59532 = _________?

Option A: 44000

Option B: 24500

Option C: 34500

Option D: 26000

Correct Answer: 34500 ✔


Click for More Details
78

30.9 * 3000 – 10.1 * 1100 + 8298 – 4302 = _________?

Option A: 80000

Option B: 90000

Option C: 105000

Option D: 85000

Correct Answer: 85000 ✔


Click for More Details
79

421 * 0.9 + 130 * 101 + 10000 = __________?

Option A: 33500

Option B: 23500

Option C: 22500

Option D: 24500

Correct Answer: 23500 ✔


Click for More Details
80

[8 + {(21 * √9/441 – 1 /5 of 60% – 1/5) * 625 + 7} ÷ 4] = _________?

Option A: 10

Option B: 15

Option C: 7

Option D: 16

Correct Answer: 16 ✔


Click for More Details
81

[3/7 of {21 * (33.33% of (27 + 3) ÷ 5) – 7} – 8] = _______?

Option A: 7

Option B: 10

Option C: 15

Option D: 49

Correct Answer: 7 ✔


Click for More Details
82

[10 + {4 * ({2/3 + 1/4} * √144/121 + 23) ÷ 12 + 5} – 3] = _______?

Option A: 20

Option B: 8

Option C: 10

Option D: 15

Correct Answer: 20 ✔


Click for More Details
83

[50 – {20 + 60% of (26/13 + 24/12 + 21) – 2} + 8] = 625/?

Option A: 25

Option B: 125

Option C: 241/5

Option D: 253/5

Correct Answer: 25 ✔


Click for More Details
84

16.66% of 33.33% of 66.66% of ? = 30

Option A: 90

Option B: 270

Option C: 810

Option D: 240

Correct Answer: 810 ✔


Click for More Details
85

12.5 + 10 1/4 of 100 ÷ 10% of 10 = __________?

Option A: 1037.50

Option B: 1157.50

Option C: 103.75

Option D: 1038

Correct Answer: 1037.50 ✔


Click for More Details
86

(6 – 2 * 3 + 6) / (2 + 6 * 3 – 4) = __________?

Option A: 9/8

Option B: 3/10

Option C: 3/5

Option D: 3/8

Correct Answer: 3/8 ✔


Click for More Details
87

2/3 * 5 1/2 * 2 * 7 5/6 * 9/11 = __________?

Option A: 4 9/11

Option B: 37

Option C: 47

Option D: 74

Correct Answer: 47 ✔


Click for More Details
88

6 – [5/6 + {3 7/8 – 2 1/3 + 1 7/9}] = __________?

Option A: 3 9/13

Option B: 1 9/11

Option C: 2 11/72

Option D: None of these

Correct Answer: None of these ✔


Click for More Details
89

Positive integers indicated by x and y satisfy 3 1/x * y 2/5 = 13 3/4, the fractions being in their lowest terms, then x = ? and y = __________?

Option A: x = 4, y = 8

Option B: x = 4, y = 4

Option C: x = 2, y = 4

Option D: x = 8, y = 4

Correct Answer: x = 8, y = 4 ✔


Click for More Details
90

If (461 + 462 + 463 + 464) is divisible by ?, then ? =__________?

Option A: 3

Option B: 11

Option C: 13

Option D: None of these

Correct Answer: None of these ✔


Click for More Details
91

(830 + ? * 3 * 14 / 100) – (830 * 14 * 3 / 100) = 20.16

Option A: 24

Option B: 36

Option C: 48

Option D: None of these

Correct Answer: None of these ✔


Click for More Details
92

If x % of 80 = 20% of y, then x = ? and y = ?

Option A: x = 20, y = 20

Option B: x = 20, y = 40

Option C: x = 20, y = 80

Option D: Cannot be determined

Correct Answer: Cannot be determined ✔


Click for More Details
93

(84 ÷ 14 ÷ 2 ÷ 9) * ? = 33⅓

Option A: 100

Option B: 300

Option C: 90,000

Option D: 10,000

Correct Answer: 100 ✔


Click for More Details