Quantitative Aptitude Quiz for RBI | IBPS – Set 148

In Quantitative Aptitude, Quiz
September 18, 2016

What approximate value should come in place of the question mark (?)
1) 39.897% of 4331 + 58.779% of 5003 = ?
(1) 4300 (2) 4500
(3) 4700 (4) 4900
(5) 5100

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Answer (3) 4700

2) 43931.03 ÷ 2111.02 x 401.04 = ?
(1) 8800 (2) 7600
(3) 7400 (4) 9000
(5) 8350

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Answer (5) 8350

3)√6354 x 34.993 =?
(1) 3000(2) 2800
(3) 2500 (4) 3300
(5) 2600

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Answer (2) 2800

4) 3√4663 + 349 = ? ÷21.003
(1) 7600 (2) 7650
(3) 7860 (4) 7560
(5) 7680

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Answer (5) 7680

5) 59.88÷12.21 x 6.35 =?
(1) 10 (2) 50
(3) 30 (4) 70
(5) 90

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Answer (3) 30

In the following number series only one number is wrong. Find out the wrong number.
6)4 6 18 49 201 1011
(1) 1011 (2) 201
(3) 18 (4) 49
(5) None of these

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Answer 3) The series is
4 × 1 + 2 = 4 + 2 = 6
6 × 2 + 3 = 12 + 3 = 15
15 × 3 + 4 = 45 + 4 = 49 so on

7)48 72 108 162 243 366
(1) 72 (2) 108
(3) 162 (4) 243
(5) None of these

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Answer (5) The series is as follows :
48 ×3/2 = 72; 72 ×3/2 = 108; 108 × 3/2= 162; 162 × 3/2 = 243 and
243 ×3/2 = 364.5

8) 2 54 300 1220 3674 7350
(1) 3674 (2) 1220
(3) 300 (4) 54
(5) None of these

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Answer 1) The series is as follows :
2 × 6 + 7 × 6 = 12 + 42 = 54
54 × 5 + 6 × 5 = 270 + 30 = 300
300 × 4 + 5 × 4 = 1200 + 20 = 1220
1220 × 3 + 4 × 3 = 3660 + 12 = 3672

9) 8 27 64 125 218 343
(1) 27 (2) 218
(3) 125 (4) 343
(5) None of these

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Answer (2) 218

10) 19 68 102 129 145 154
(1) 154 (2) 129
(3) 145 (4) 102
(5) None of these

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Answer (4) 102