IBPS Government Jobs Exams Numerical Ability Boats and Streams

A boat running upstream takes 132 minutes to cover a certain distance, while it takes 88 minutes to cover the same distance running downstream. What is the ratio between speed of boat in still water and speed of water current respectively? 1) 5:3 2) 3:5 3) 5:1 4) 2:5 5) 1:5

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IBPS Other Question

The ratio of ages of Ram and shaym is 2:6 and after 5 years the ratio of their age becomes 6:8. What will be their average age (in years) after 10 years?
1) 12 2) 13 3) 14 4) 15 5) 16 At simple interest, a sum becomes 4 times in 20 years. Find the time in which the sum will be 7 times at the same rate of interest.
(1) 30 years (2) 50 years (3) 28 years (4) 40 years (5) 35 years