IBM Company Numerical Ability Boats and Streams

a boat travels upstream 20km in 6 hrs and 18 km downstream in 4hrs find the speed of boat in still water a.1/2kmph b. 7/12kmph c.5kmph d.none of these

Read Solution (Total 2)

IBM Other Question

If x + 8y = 20 and x = -3y, then y = The HCF of (n + 3) and (7n + 48) is k, where n is a natural number. How many values of k are possible