Quantitative Aptitude Quiz – 60(Simplification)

Hello Readers,
Welcome To D2G’s. As You know IBPS clerk main exam will be held in the first week of january, there will be simplification questions in Quantitative Aptitude section. It is very easy to get a good score in this section if your practice is good. Hope this Quiz helps you in your practice.

Directions (Q.1-5): What should come in the place of question mark (?) in the following questions?

1. 193.261 + 275.373 + 136.93 + 17.229 = ?
a)723.793
b)622.793
c)632.673
d)593.603
e)713.683

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Answer b) 622.793

2. {(43)^37 * (43)^-41}/(43)^-6 = ?
a)1849
b)2139
c)79507
d)43
e)None of these

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Answer a) 1849

3. (53.7)^2-(43.6)^2 = ?
a)970.73
b)943.71
c)952.33
d)982.73
e)None of these

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Answer d) 982.73
Explanation:
Use a^2-b^2 = (a+b)(a-b)

4. 52 * 7 * ?= 4004
a)17
b)13
c)11
d)9
e)None of these

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Answer c) 11
Explanation:
52 * 7 = 364 =>364 * ? = 4004 => ? = 4004/364 = 11

5. 76% of 112 – 42% of 116 = ?
a)38.12
b)36.40
c)38.22
d)42.60
e)None of these

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Answer b) 36.4
Explanation:
? = (76*112)/100 – (42*116)/100 = 36.4

Directions (Q.6-10): What approximate value should come in the place of question mark ( ? ) in the following questions ?

6. 126.99% of 1539.98 + 5.5% of 149.99 + 103.98% of 7 = ?
a)1960
b)1970
c)1980
d)1950
e)1955

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Answer 2) 1970
Explanation:
? = (127/100 * 1540) + (5.5/100 * 150) + (104/100 * 7)
= 1955.8 + 8.25 + 7.28 = 1971.33 (approx.1970)

7. (333% of 856) / 49.95 = ?
a)43
b)41
c)47
d)39
e)57

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Answer e) 57
Explanation:
(333% of 856) / 49.95 = 2850.48 / 49.95 = 2850/50 = 57(approx.)

8. (778.98 * 17.02) / 33.3 = ?
a)370
b)380
c)390
d)400
e)410

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Answer d) 400
Explanation:
? = (779.98 * 17.02) / 33.3 = (780 * 17) / 33.3 = (780*17) / 33.3 = 398(approx.)

9. (133.98 * 17.05) = (? * 40.04) + 277.98
a)20
b)30
c)40
d)50
e)60

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Answer d) 50
Explanation:
134 * 17 = 40x + 278 =>2278 = 40x + 278
=>x= 2000/40 = 50

10. (36.5% of 140) / 12.6% of 80 = ?
a)11
b)9
c)7
d)5
e)3

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Answer d) 5
Explanation:
? = 36.5% of 140 / 12.6% of 80 => ? = 51.1 / 10.08 = 5.11 = 5(approx.)

Directions(Q.11-15): Find out the wrong number in the following number series.

11. 12   25   52   55   57   115   117
a)55
b)117
c)25
d)52
e)None of these

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Answer d) 52
Explanation:
The series is: *2 +1, *1 +2 alternatively.

12. 2478   819   257   84   24   6 1
a)257
b)24
c)6
d)819
e)1

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Answer a) 257
Explanation:
The series is: /3 – 7, /3 – 6, /3 – 5, …

13. 2   3   6   15   45   160   630
a)45
b)630
c)6
d)3
e)160

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Answer e) 160
Explanation:
The series is: *1.5, *2, *2.5, *3, …

14. 199   176   195   180   190   184   187
a)180
b)190
c)184
d)187
e)199

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Answer b) 176
Explanation:
The series is: -23, +19, -15, +11, -7, +3, …

15. 1   5   2   30   28   2620
a)5
b)2620
c)28
d)30
e)2

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Answer c) 28
Explanation:
The series is: *1^2 + 4, *2 – 8, *3^2 + 12, *4 – 16, …

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