Simplifications (Previous Year Questions)
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Questions and Answers
- 1.
What approximate value will come in place of question mark (?) in the given questions ? (You are not expected to calculate the exact value.)√227 × 11.98 ÷ 19.94 =?
- A.
15
- B.
18
- C.
9
- D.
35
Correct Answer
C. 9Explanation
It can be approximated as √225 * 12 ÷ 20 = 9Rate this question:
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- 2.
What approximate value will come in place of question mark (?) in the given questions ? (You are not expected to calculate the exact value.)130.02 + 241 ÷ 6 - 165.11 = ?
- A.
27
- B.
5
- C.
64
- D.
216
Correct Answer
B. 5Explanation
It can be approximated as 130 + 240 ÷ 6 - 165 = 5Rate this question:
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- 3.
40.09% of 80.15 + 60.04% of 160.12 = ?
- A.
80
- B.
128
- C.
140
- D.
160
Correct Answer
B. 128Explanation
It can be written as 40% of 80 + 60% of 160
40% of 80 = 32
60% of 160 = 96
32+96 = 128Rate this question:
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- 4.
(14.082 × 3.01 × 104.11 ÷ 4.02) =?
- A.
15688
- B.
15288
- C.
160
- D.
15278
Correct Answer
B. 15288Explanation
This can be written as 14 square * 3 * 104 ÷ 4 = 15288Rate this question:
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- 5.
1/4 * 117 - 1/3 * 15 + ? = 40
- A.
35
- B.
20
- C.
6
- D.
17
- E.
10
Correct Answer
D. 17Explanation
This can be written as 1/4 * 116 + 1/3 * 15 + ? = 40
29 + 5 + ? = 40
? = 16 (approx)
So the closest option 17 is the answerRate this question:
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- 6.
√0.25 × 0.16 of 157 =?
- A.
0.43
- B.
12.56
- C.
0.91
- D.
17.15
Correct Answer
B. 12.56Explanation
√0.5 × 0.16 of 157 0.08 × 157 12.56Rate this question:
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- 7.
40% of 265 + 35% of 180 = 50% of ? + ?% of 80
- A.
80
- B.
130
- C.
125.5
- D.
95.5
Correct Answer
B. 130Explanation
Let the missing value be y
40% of 265 = 106
35% of 180 = 63
106 + 63 = 169 = 50% of y + y% of 80
169 = y/2 + 4y/5
y = 130Rate this question:
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- 8.
√? + 416 = (60% of 920) - 110
- A.
576
- B.
676
- C.
784
- D.
1024
Correct Answer
B. 676Explanation
√? + 416 = (60% of 920) - 110
√? + 416 = ( 6 × 92) − 110
√? + 416 = 442
√? = 26
? = 676Rate this question:
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- 9.
(682% of 782) / 856 = ?
- A.
2.55
- B.
10.65
- C.
6.23
- D.
8.75
Correct Answer
C. 6.23Explanation
682/100 * 782 / 856 = 6.2Rate this question:
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- 10.
15.5% of 850 + 24.8% of 650 = ?
- A.
295
- B.
330
- C.
375
- D.
220
Correct Answer
A. 295Explanation
15.5% of 850 = 15% of 850 = 10% + 5% = 131.75 (approx)
24.8% of 650 = 25% of 650 = 1/4 th of 650 = 162.5 (approx)
So total we get approximately 293Rate this question:
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Current Version
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Aug 22, 2023Quiz Edited by
ProProfs Editorial Team -
Aug 16, 2017Quiz Created by
Ashwin
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