Question

The rate of the currrent in a river is 7km/hr. A boat with a speed of 13km/hr in still water is rowed downstream for 9 hour. Find the distance rowed. How long will it take to return to the starting point?
If you give step by step explanation I will !ark you as brainliest​

Answer 1

Answer:

180 km

Step-by-step explanation:

speed of boat no still water=(+13km/h)

speed of river=+7kmph

speed of boat in river=(13+7)kmph

so speed of boat =20kmph

time given=9hr

distance=speed×time

distance=9×20km=180 km