CSC Company Numerical Ability Boats and Streams

A boat covers a distance of 30 kms in 2 ½ hours running down streams. While returning, it covers the same distance in 3 ¾ hours. What is the speed of the boat in kmph?

a) 12 b)8 c) 14 d) 10

Read Solution (Total 1)

10
b+s=30*2/5
b-s=30*4/15
solving ths we get value of b
11 years agoHelpfull: Yes(0) No(1)

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There are 134 toys coloured red and white in a box. Two red toys are removed from the lot and now there are twice as many red ones as white ones. How many of red colour toys are there now?

a) 76 b) 86 c) 90 d) 88 A boat travels 72 km downstream in 8 hours and 84 km upstream in 12 hours. Find the speed of the boat in still water and the speed of the water current.

a) 8 km/hr, 1 km/hr b)5 km/hr, 4 km/hr c) 1 km/hr, 6 km/hr d)2 km/hr, 1 km/hr