Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Speed Time and Distance Boat and River
Find the time taken by a boatman to travel a distance of 150 km downstream where downstream speed of boatman is 250 percent of upstream speed of boatman. Speed of stream is 15 km/hr.
1
3 hours
2
6 hours
3
4 hours
4
More than one of the above
5
None of the above