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Numerical Ability for SBI Clerk Prelims 2018
Numerical 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. A and B working separately can do a piece of work in 10 days and 15 days respectively. It they work on alternate days beginning with A, in how many days will the work be completed?
(a) 18 days
(b) 13 days
(c) 12 days
(d) 6 days
(e) 14 days
Q2. A can do as much work as B and C together can do. A and B can together do a piece of working in 9 hours 36 minutes and C can do it in 48 hours. The time (in hours) that B needs to do the work alone, is
(a) 18
(b) 24
(c) 30
(d) 12
(e) 16
Q3. Two guns are fired from the same place at an interval of 6 minutes. A person approaching the place observes that 5 minutes 52 seconds have elapsed between the hearing of the sound of the two guns. If the velocity of the sound is 330 m/s, the man was approaching that place at what speed (in kmph)?
(a) 24
(b) 27
(c) 30
(d) 36
(e) 46
Q4. The ratio of area of an equilateral triangle and a rectangle is 6 : 13. The side of equilateral triangle is 6/7of diameter of a circle whose area is 616 m². Find the area of rectangle (in m²). (Take π = 22/7)
(a) 316 √3
(b) 312√3
(c) 321√3
(d) 324√3
(e) 212√3
Q5. Two bags A and B contain 7 red and 6 blue balls respectively. Some blue balls from bag B are taken out and kept into bag A. If probability of selecting two blue ball from bag A is 1/15, find the number of blue balls drawn from bag B.
(a) 2
(b) 4
(c) 3
(d) 5
(e) 6
Directions (06-10): In each of the following questions two equations are given. You have to solve the equations and
Give answer —
(a) if x < y
(b) if x ≤ y
(c) relationship between x and y cannot be determined
(d) if x ≥ y
(e) if x > y
Directions (11-15): find the approximate value of following
Q11. 369.78 ÷ 4.87 + 52.13% of 449.75 =?
(a) 360
(b) 208
(c) 408
(d) 308
(e) 380
Q12. 3456.87 ÷ 99.87 + 4345 ÷ 100.12 = 4/5 of ?
(a) 69
(b) 98
(c) 126
(d) 112
(e) 79
Q13. 41.78% 889.86 – 53.79% of 240.13 =?
(a) 264
(b) 254
(c) 244
(d) 212
(e) 344
Q14. 12.002 × 15.005 – 8.895 × 6.965 = ?
(a) 130
(b) 117
(c) 105
(d) 110
(e) 95
Q15. 105.1% of 8401.01 – 3/7 % of 5600.12 + 9.999 = ?
(a) 8880
(b) 8080
(c) 8850
(d) 8760
(e) 8806
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