Dear Students,

Quantitative Aptitude Questions for RBI Assistant Mains 2017

Quantitative Aptitude is a very important section you must prepare if you are aiming for a job in Bank or Insurance sector. These two weeks are very important as IBPS Clerk and RBI Assistant Mains are lined up. So, these 15 questions can help you practice three very important topics of Quant Section.

Directions (Q. 1-5): Study the following line graph and answer the questions based on it.

Q1. What is the difference between the number of 10 rupee coins issued by RBI in 2016 and 2017 ?
(a) 50000
(b) 39000
(c) 33000
(d) 28000
(e) 27000

S1. Ans.(b)
Sol.
Required difference
= (159 – 120) thousands
= 39 thousands

Q2. The total no. of coins issued by RBI in 2014 is approximately what percent of total no. of coins issued by RBI in 2013 ?
(a) 105 %
(b) 104 %
(c) 118 %
(d) 110 %
(e) 115 %

Q3. What is the average numbers of 5 rupee coins issued by RBI over the given period ? (rounded off to nearest integer )
(a) 123667
(b) 118667
(c) 128576
(d) 131223
(e) 120500

S3. Ans.(a)
Sol.
Required average
=1/6×(139+120+100+128+107+148) thousands
=1/6×742 thousands
≈ 123667

Q4. In which of the following years, the increment in 5 rupee coins is maximum than that in previous year ?
(a) 2013
(b) 2014
(c) 2015
(d) 2016
(e) 2017

Q5. The number of 10 rupee coins issued by RBI in 2015 is approximately  what per cent of the number of 5 rupee coins issued by RBI in the same year ?
(a) 73%
(b) 61%
(c) 52%
(d) 65%
(e) 64%

S5. Ans.(b)
Sol.
Required percentage =78/128×100
≃ 61%

Q6. A bus started its journey from Jodhpur and reached Jaipur in 75 minutes at its average speed of 66 kmph. If the average speed of the bus is increased by 2 kmph, how much time will it take to cover the same distance?
(a)64 minutes
(b)65 minutes
(c)73 minutes
(d)60 minutes
(e)79 minutes

S6. Ans.(c)
Sol.
Distance =66×75/60
= 82.5 km
∴ Required time =82.5/68≃1.21  hours ≈73 minutes

Q7. In a test, a candidate secured 456 marks out of maximum marks ‘x’.  If the maximum marks ‘x’ had been converted into 600 marks, he would have secured 342 marks. What was the maximum marks of the test?
(a)500
(b)650
(c)600
(d)800
(e)700

S7. Ans.(d)
Sol.
Maximum marks
=(456×600)/342
= 800

Q8. The manufacturer of an article makes a profit of 6%, the wholesale dealer makes a profit of 15%, and the retailer makes a profit of 20%. Find the manufacturing price of the article if the retailer sold it for Rs. 10,971.
(a) Rs. 8000
(b) Rs. 7500
(c) Rs. 7000
(d) Rs. 7950
(e) None of these

Q9. In every 45 minutes a watch gains 6 minutes. After setting the correct time at 6 a.m., what time will the watch show after 8 hours ?
(a)3 : 04 pm
(b)5:00 pm
(c)4 : 56 pm
(d)2 : 45 pm
(e)none of these

Q10. Out of the total number of students in a college 10% are interested in sports. 4/5  of the total number of students  are interested in dancing. 6% of the total number of students are interested in singing and the remaining 25 students are not interested in any of the activities. What is the total number of students in the college?
(a)615
(b)620
(c)625
(d)630
(e)635

Directions (11-15): Find which term is wrong in the following number series and that does-not follow the sequence followed by other terms of that series?

Q11. 2,  11, 22, 37, 57,   87
(a) 87
(b) 11
(c) 57
(d) 37
(e) 22

S11. Ans.(c)
Sol.
Pattern is
+9, +11, +15, +21, +29
∴ wrong term = 37 +21 = 58 ≠ 57

Q12. 1, 2.4, 5.76, 14.824,  33.1776
(a) 2.4
(b) 14.824
(c) 33.1776
(d) 1
(e) 5.76

S12. Ans.(b)
Sol.
Pattern is ×2.4, ×2.4, ×2.4, ×2.4
∴ wrong term = 14.824 ≠ 5.76 × 2.4 = 13.824

Q13. 4, 11, 20, 33, 52, 77
(a) 77
(b) 11
(c) 20
(d) 33
(e) 52

Q14. 8, 4, 10, 5, 13.5,  6.25
(a) 4
(b) 13.5
(c) 10
(d) 5
(e) 6.25

S14. Ans.(b)
Sol. Pattern is ÷2, ×2.5, ÷2, ×2.5, ÷ 2,…..
∴ wrong term = 13.5 ≠ 5 × 2.5 = 12.5

Q15. 256, 400, 576,  788,   1024
(a) 400
(b) 576
(c) 788
(d) 1024
(e) 1156

S15. Ans.(c)
Sol. Series is 16², 20², 24², 28², 32², ….
∴ wrong term = 788 ≠ 28²