Quantitative Aptitude Quiz For RBI Grade B/ ECGC PO/ SIDBI Grade A Prelims 2022- 25th May

Q1. The ratio of speed of boat in downstream to upstream is 7: 3 and total time taken by boat to cover 120 km in still water in 4 hours. Find the difference in total time taken by boat to cover 180 km with only stream speed and same distance in still water? (in hours)
(a)3
(b)6
(c)9
(d)12
(e)15

Q2. ‘P’ and ‘Q’ started a business together and amount invested by ‘P’ is 80% of amount invested by ‘Q’. If respective ratio of time period of investment by ‘P’ and ‘Q’ is 5 : 2 and ‘P’ earns Rs. 850 more than ‘Q’. Find 60% of total profit earned by ‘P’ and ‘Q’ together? (in Rs.)
(a)1820
(b)1210
(c)1480
(d)1530
(e)1650

Q3. A shopkeeper marked up the price of an article by 40%. If he increases the discount from 20% to 25%, the profit would decrease by Rs.210. Find how much profit shopkeeper would earn if he gives a discount of 35% on the marked price? (in Rs.)
(a)180
(b)270
(c)240
(d)150
(e)300

Q4. A sum of Rs.11808 was divided between A and B. They invested their respective share in two different schemes. Interest earned by A at the end of 7 years at 12% SI p.a. was equal to interest earned by B at the end of 8 years at 10% SI p.a. Find A’s share is how much more/less than the B’s share? (in Rs.)
(a)164
(b)304
(c)226
(d)192
(e)288

Q5. Train ‘A’ having length 150 meters running at a speed of 72 kmph crosses another train ‘B’ which length ‘n’ times of A’s length running in opposite direction at speed 125% of train A’s speed in 15 seconds. Find the value of n²-1?
(a)6.75
(b)16.25
(c)9.75
(d)11.25
(e)14.50

Directions (6 -10): In each of these questions a number series is given. In each series only one number is wrong. Find out the wrong number.

Q6. 3059, 1728, 999, 656, 533, 504, 503
(a)533
(b)999
(c)656
(d)504
(e)1728

Q7. 6, 11, 19, 33, 59, 111, 207
(a)59
(b)111
(c)207
(d)33
(e)19

Q8. 44, 66, 99, 198, 495, 1485, 5197.5
(a)66
(b)99
(c)44
(d)198
(e)495

Q9. 11, 6, 7, 12, 26, 67.5, 207.5
(a)7
(b)12
(c)26
(d)67.5
(e)207.5

Q10. 511, 412, 330, 267, 217, 182, 158
(a)217
(b)412
(c)511
(d)158
(e)182

Directions (11–15): What will come in the place of question (?) mark in following the question: