the speed of river current is 5km per hour and the acthual speed of a boat in still water is 15 per hour what distance will fhe boat cover in 4 hours 40mnts along the current in that river
Answers
Answered by
1
total speed = 5 + 15 = 20 km/h
time = 4hours + 40 = 4 + 40/60 = 14/3
so ,
distance = speed * time = 20*14/3
= 280/3
= 93.3 km
Similar questions