Question

1. A boat can travel 6 km per hour in still water. Against the current it needs
thrice that time to travel 6km.
(a)Express 6km per hour into meter per second.
(b) What is the speed of current? Answer: 4 km/hour.
(c)How long does the boat need to travel 50 km. when going along with
current? Answer: 5 hours.
There​

Answer 1

Answer:

A boat goes 6 km an hour in still water, it takes thrice as much time in going the same ... The speed of the current (in km/ hour) is: ... Description for Correct answer: ... A man can row at a speed of 412 km/hr in still water.