IBPS Government Jobs Exams Numerical Ability Boats and Streams

Rohan can row a boat 65 Km upstream and 130 Km downstream in 23 hours, whereas he can swim 45 Km upstream and 104 Km downstream in 17 hours. Find the speed of boat in still water and the speed of stream.
A)4 kmph, 9 kmph B)8 kmph, 5 kmph C)9 kmph, 4 kmph D)5 kmph, 8 kmph E)10 kmph, 3 kmph

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IBPS Other Question

Two trucks X and Y were moving towards each other which were 490 km away initially. If the ratio of the speed of the trucks X and Y was 4 : 3 and the speed of the truck Y was 60 km/h, what time will it take for the two trucks to meet each other?
A)210 min. B)240 min. C)180 min. D)270 min. E)225 min. An exam was conducted in a state over 110 centres. The average number of applicants per centre was found to be 1480. However, it was later realized that in one centre, the number of applicants was counted as 1525 instead of 1580. What was the correct average number of applicants per centre ?
A)1481 B)1479 C)1479.5 D)1480.5 E) None of these