Quantitative Aptitude Quiz For IBPS Clerk Prelims 2021-11th December

Q1. The average of 9 numbers is recorded as 54. If three numbers 36, 55, and 47 were misread as 63, 52 and 41. Find the correct average?
(a) 50
(b) 45.5
(c) 57
(d) 52
(e) 48

Q2. A thief robbed a shop and ran in a car at a speed of 60 km/h at 11:00 am. The Police located the position of thief and ran after him at 11:15 a.m. from shop in a car at 65 km/h. Find the time at which the thief will be caught?
(a) 2 : 00 p.m
(b) 3 :15 p.m
(c) 3 : 30 p.m
(d) 2 : 30 p.m
(e) 2 : 15 p.m

Q3. A boat travels 28 km downstream and 24 km upstream in 5 hrs. The same boat travels 56 km, downstream and 16 km upstream in 6 hrs. Find the ratio between speed of boat in still water and speed of current?
(a) 3 : 11
(b) 4 : 5
(c) 5 : 4
(d) 11 : 3
(e) 7 : 11

Q4. A, B and C can complete a work in 24 days, 15 days and 20 days respectively. If they all work together till the completion of work, find the share of B’s wage if total wage earned by three of them is Rs. 950?
(a) Rs. 480
(b) Rs. 300
(c) Rs. 400
(d) Rs. 450
(e) Rs. 360

Q5. A and B started a business with Rs. 10,000 and Rs. 12000 respectively. If A withdrew Rs 4000 after 3 months, B added Rs. 3000 more after 5 months and C invested Rs. 51000 for last two months, find the share of B at the end of a year if the difference b/w A’s and C’s share of profit after a year is Rs. 3600?
(a) Rs. 55000
(b) Rs. 33000
(c) Rs. 45000
(d) Rs. 42000
(e) Rs. 28000

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

Q6. 2, 3, 7, 25, 121, ?
(a) 719
(b) 721
(c) 723
(d) 725
(e) 726

Q7. 5, 19, 45, 95, ?, 387
(a) 187
(b) 189
(c) 191
(d) 193
(e) 195

Q8. 2, 8, 20, 56, 200, ?
(a) 880
(b) 890
(c) 900
(d) 910
(e) 920

Q9. 32, 32, 16, 48, 12, ?
(a) 60
(b) 55
(c) 72
(d) 66
(e) 54

Q10. 6, 10, 19, 27, 54, ?
(a) 66
(b) 68
(c) 70
(d) 72
(e) 74

Directions (11-15): Pie chart given below shows percentage breakup of students playing different instruments. Study the chart carefully and answer the following questions.

Q11. Number of students who play violin is what percent more than no. of students who play Tabla?
(a) 50%
(b) 120%
(c) 150%
(d) 70%
(e) 125%

Q12. What is the ratio of number of students who play Guitar and Casio together to the number of students who play Flute and Violin together?
(a) 26 : 19
(b) 19 : 17
(c) 17 : 13
(d) 19 : 26
(e) 24 : 25

Q13. What is the average of number of students who play Casio, Flute and Guitar together?
(a) 240
(b) 260
(c) 250
(d) 270
(e) 220

Q14. Number of students who play Casio, Tabla and Flute together is what percent of number of students who play Guitar and Violin together?
(a) 33⅓%
(b) 25%
(c) 32%
(d) 66⅔%
(e) 30%

Q15. What is the difference between average number of students who play Guitar and Casio together to the average number of students who play Tabla, Flute and Violin together?
(a) 120
(b) 122
(c) 125
(d) 128
(e) 124

Solutions