Dear students,

Quantitative Aptitude for SBI Clerk Prelims 2018

Today is the Day 56 of the SBI Clerk 60 Days Study PlanNumerical Ability Section has given heebie-jeebies to the aspirants when they appear for a banking examination. As the level of every other section is only getting complex and convoluted, there is no doubt that this section, too, makes your blood run cold. The questions asked in this section are calculative and very time-consuming. But once dealt with proper strategy, speed, and accuracy, this section can get you the maximum marks in the examination. Following is the Numerical Ability quiz to help you practice with the best of latest pattern questions.

Q1. Pipe A and B can fill the empty tank in 16 hr and 24 hours respectively. If efficiency of pipe A is decreased by 100/3% and efficiency of pipe B is increased by 50% then find the total time required to fill the tank if both pipe are opened together.
(a) 25/2 hour
(b) 48/5 hour
(c) 8 hours
(d)  21/2 hour
(e) 7 hours

Q2. A boat travel same distance in upstream in 12 hours as it travels in 8 hours in downstream. Find the ratio of speed of boat in still water to speed of water current.
(a) 3 : 1
(b) 6 : 5
(c) 5 : 2
(d) 5 : 1
(e) 3 : 2

Q3. Among a set of 5 black balls and 4 red balls, 5 balls are to be selected. In how many ways selection can be done so that at least 3 of them are black balls.
(a) 81
(b) 45
(c) 74
(d) 96
(e) 112

Q4. A boat goes 50 km upstream and 80 km downstream in 10 hours and 30 km upstream and 64 km downstream in 7 hours. Find the speed of boat in still water.
(a)  12 kmph
(b) 18 kmph
(c) 20 kmph
(d) 13 kmph
(e) 15 kmph

Q5. I have to reach a certain place at a certain time and I find that, if I walk at 4 km per hour I will be late by 15min and if I walk at 6 km per hour I will reach 10 min earlier. Then find How far I have to walk?
(a) 25 km
(b) 5 km
(c) 10 km
(d) 7 km
(e) 9 km

Q6.  ‘A’ alone can complete a piece of work in 8 days. Work done by B alone in one day is half of the work done by A alone in one day. In how many days can the work be completed, if A and B work together?
(a) 19/3
(b) 17/3
(c) 16/3
(d) 20/3
(e) None of these

Q7. What will be the probability of choosing one red and one green balls from a basket containing 4 red and 5 green balls?
(a) 2/9
(b) 7/9
(c) 4/9
(d) 5/9
(e) 5/7

Q8. In how many ways the letter of the word ‘SWEET’ can be arranged?
(a) 120
(b) 60
(c) 240
(d) 70
(e) 80

Q9. The speed of a boat in still water is 12 kmph. If the boat covers 36 km upstream in 4 hours, what is the speed of stream?
(a) 3 km/hr
(b) 4km/hr
(c) 5km/hr
(d) 2km/hr
(e) 9 km/hr

Q10.  In how many ways 7 persons can be seated around a circular desk?
(a) 740
(b) 120
(c) 5040
(d) 720
(e) 1440

Directions (11 -15) Simplify the following questions and find the value of (?).
Q11. 3421 + 5678 – 7654 =?
(a) 1465
(b) 1460
(c)  1445
(d) 1475
(e) 1425

Q12. 41% of 400+ 51% of 700 – 40% of 890 =?
(a) 170
(b) 165
(c) 160
(d) 155
(e) 145

Q13. 836 ÷ 4 × 5 + 128 – 768 =?
(a) 410
(b) 405
(c) 400
(d) 420
(e) 412