Night Class: Quantitative Aptitude for IBPS Clerk Prelims 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.

Q1. Rohan can do a job in 16 days alone and Kishan can do the same job in 20 days alone. A third person Ravi whose efficiency is 4/3 of efficiency of both Rohan and Kishan together, can do the same job in how many days alone? 
(a) 12 days
(b) 20/3 days
(c) 18/5 days
(d) 16/3 days
(e) None of these

Q2. The average age of Vibhu and Ishita is 22 years. When Roshani replaces Ishita, the average age is increased by half of a year and when Roshani replaces Vibhu the average age becomes 21.5 years. What is the age of Ishita? 
(a) 20 years
(b) 18 years
(c) 21 years
(d) 22 years
(e) None of these

Q3. How many four digits numbers greater than 6000 can be made using the digits 0, 6, 3, 5 together without repetition of digits. 
(a) 18
(b) 23
(c) 22
(d) 16
(e) None of these

Q4. The inner and outer radii of an empty spherical shell are 16 cm and 25 cm respectively. Find the volume of shell. (in 〖cm〗^3)(Take π=22/7) 
(a) 47,412
(b) 51,212
(c) 48,312
(d) 45,525
(e) None of these

Q5. The average of five consecutive odd numbers is 27. What is difference between squares of second largest number and second smallest number ? 
(a) 240
(b) 216
(c) 248
(d) 250
(e) None of these

Directions (6 -10): What will come in place of (?) in the following number series ?

Q6. 1643,     1594,     1513,     1392,     1223,     ? 
(a) 996
(b) 989
(c) 998
(d) 992
(e) 994

Q7. 2,     7,     21,     84,     476,     ?
(a) 4212
(b) 3157
(c) 3517
(d) 3175
(e) 3715

Q8. 5,     6,     9.5,     15,     18.5,     33,     32,        ?
(a) 51
(b) 68
(c) 58
(d) 60
(e) 63

Q9. 4,     18,     86,     424,     ?,      10550
(a) 2211
(b) 2112
(c) 2121
(d) 2114
(e) 2210

Q10. 1331,     2197,     4913,     6859,       ?
(a) 12167
(b) 9261
(c) 15625
(d) 3375
(e) 5832

Directions (11-15): Simplify the following questions: