Q51. In one hour, a boat goes 12 km/hr along the stream and 6 km/hr against the stream. The speed of the boat in still water (in km/hr) is:
A. 7
B. 8
C. 9
D. 7.5
Ads Blocker Detected!!!
We have detected that you are using extensions to block ads. Please support us by disabling these ads blocker.
