Practice is the key to perfection in Quant, so brush up your skills and test yourself with these 15 questions of Quantitative Aptitude for NICL AO Mains 2017.

Directions (Q1-5): What should come in the place of the question mark (?) in following number series problems?

Q1. 738, 765, 819, 900, 1008, 1143, ?
(a) 1445
(b) 1565
(c) 1305
(d) 1275
(e) None of these

Q2. 17, 9, ?, 16.5, 35, 90
(a) 5
(b) 15
(c) 10
(d) 20
(e) None of these

Q3. 16, 17, 15, 18, 14, ?
(a) 10
(b) 17
(c) 18
(d) 20
(e) None of these

Q4. 2, 3, 6, 18, 108, ?
(a) 126
(b) 1944
(c) 648
(d) 756
(e) None of these

Q5. 9, 15, 27, 51, 99, ?
(a) 165
(b) 195
(c) 180
(d) 190
(e) None of these

Directions (Q6-Q10): Find out the approximate value which should replace the question mark (?) in the following questions.
Note: (You are not expected to find out the exact value)

Q6. 89.988% of 699.9 + 50.002% of 999.99 – 170.015 = ?
(a) 990
(b) 900
(c) 920
(d) 960
(e) 860

Q7. 340/20.002÷29.997/510×179.909/59.919=?
(a) 760
(b) 800
(c) 690
(d) 870
(e) 780

Q8. 6999 ÷ 70.005 × 94.998 = ? × 19.999
(a) 475
(b) 420
(c) 320
(d) 540
(e) 525

Q9. 127.001 × 7.998 + 6.05 × 4.001 = ?
(a) 1440
(b) 1400
(c) 1000
(d) 1040
(e) 1140

Q10. 50.001% of 99.99 ÷ 49.999 = ?
(a) 1
(b) 0.1
(c) 0.01
(d) 0.02
(e) 0.08
Q11. Two guns were fired from the same place at an interval of 10 minutes and 30 seconds, but a person in the train approaching the place hears the second shot 10 minutes after the first. The speed of the train (in km/hr), supposing that speed travels at 330 metres per second, is
(a) 19.8
(b) 58.6
(c) 59.4
(d) 111.80
(e) None of these

Q12. Four identical coins are placed in a square. For each coin, the ratio of area to circumference is same as the ratio of circumference to the area.
Then, find the area of the square that is not covered by the coins
(a) 16(Ï€-1)
(b) 16(8-Ï€)
(c) 16(4-Ï€)
(d) 16(4-Ï€/2)
(e) None of these

Q13. The figure shows a circle of diameter AB and radius 6.5 cm. If chord CA is 5 cm. long, find the area of ∆ ABC
(a) 60 sq. cm
(b) 30 sq. cm
(c) 40 sq. cm
(d) 52 sq. cm
(e) None of these

Q14. Ram and Shyam appear for an interview for two vacancies in an organisation for the same post. The probabilities of their selection are 1/6 and 2/5 respectively. What is the probability that at least one of them will be selected?
(a) 5/6
(b) 1/5
(c) 1/2
(d) 3/5
(e) None of these
Q15. Three groups of children contain respectively 3 girls and 1 boy, 2 girls and 2 boys and 1 girl and 3 boys. One child is selected at random from each group. The probability that the three selected consists of 1 girl and 2 boys is
(a) 13/32
(b) 12/32
(c) 15/32
(d) 11/32
(e) None of these

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