Night Class: Quantitative Aptitude Questions for IBPS Clerk Prelims 2017

Dear Students,
Quantitative Aptitude Questions for IBPS Clerk Exam
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 Prelims are lined up. So, these 15 questions can help you practice three very important topics of Quant Section.

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

Q6. If 1 is added to the age of the elder sister, then the ratio of the ages of two sisters becomes 0.5 : 1, but if 2 is subtracted from the age of the younger one, the ratio becomes 1 : 3. Find the age of the two sisters. 

(a) 8 and 5 years 
(b) 11 and 6 years 
(c) 9 and 5 years 
(d) 8 and 6 years
(e) None of these 

Q7. There were 15 students in a class. When the ages of a teacher and a new boy are added, the average age of the class increases by 10 per cent while it remains the same when only the  age of a boy is added. If the teacher’s age is eight years more than twice the age of the new boy, then find the initial average age of the class. 
(a) 15.4 years 
(b) 16.5 years 
(c) 11.4 years 
(d) 12.2 years
(e) 12.8 years
Q8. A man lends a certain sum of money at simple interest. Rate of interest for first one and half years is 6%, for next 9 months is 5% and after that 4%. If he received Rs. 11496 at the end of 4 years, his capital was 
(a) Rs. 10000
(b) Rs. 9000
(c) Rs. 9600
(d) Rs. 9200
(e) None of these 

Q9. A bag contains 4 white, 5 black and 6 red balls. 3 balls are drawn randomly, then the probability of drawn balls be all of the different colours is 
(a) 13/91
(b) 18/91
(c) 21/91
(d) 24/91
(e) 35/91
Q10. A and B can complete a piece of work in 80 days and 120 days respectively. They started working together but A left after 20 days. After another 12 days C joined B and they completed the work in 28 more days. In how many days can C alone complete the work? 
(a) 110 days
(b) 112 days
(c) 114 days
(d) 120 days
(e) None of these
Q11. A mixture of a certain quantity of milk with 16 litres of water is worth Rs 3 per litre. If pure milk be worth Rs 7 per litre how much milk is there in the mixture?
(a) 10 litres
(b) 12 litres
(c) 14 litres
(d) 16 litres
(e) None of these
Q12. The rate of flow of water in pipes varies inversely as the square of the radius of the pipes. What is the ratio of the rates of flow in two pipes of diameters 2 cm and 4 cm?
(a) 1 : 2 
(b) 2 : 1 
(c) 1 : 8 
(d) 4 : 1 
(e) None of these
Q13. Three persons start walking together and their steps measure 40 cm, 42 cm and 45 cm respectively. What is the minimum distance each should walk so that each can cover the same distance in complete steps?
(a) 25.2 m
(b) 25.4 m
(c) 25.8 m
(d) 26 m
(e) 26.5 m

Q14. Rohit Sharma has a certain batting average N (a whole number) in his career of 86 innings. In his 87th inning, he gets out after scoring 270 runs which increases his batting average by a whole number. How many values of his new average is/are possible?
(a) 0
(b) 2
(c) 3
(d) 1
(e) None of these

Q15. What is the area of the hall if the Material cost of flooring per m2 is Rs. 250 while Labour cost of flooring the hall is Rs. 3500  and the total cost of flooring the hall is Rs. 14500?
(a) 40
(b) 48
(c) 45
(d) 44
(e) 50

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