state gov Rajasthan Gram Vikas Adhikari (VDO) Mock Test 2021 Quantitative Aptitude Speed Time and Distance Boat and River
The speed of boat in still water 9 kmph and speed of stream is 3 kmph. Find the time taken by boat to cover 12 km upstream.
1
2 hours
2
3 hours
3
4 hours
4
5 hours