A boat had to cross a river. It crosses the river by making an angle of `60^(@)` with the bank of the river due to the stream of the river and travel a distance of 600 m to reach the another side of the river. What is the width of the river ?

A boat has to cross a river. It crosses river by making an angle of 60^(@) with bank, due to the stream of river it travels a distance of 450m to reach another side of river. Draw a diagram to this data.

A person stading on the bank of a river observerves that the angle of elevation of the top of the tree on the opposite bank of the river is 60^(@) and when he retires 40 meters away from the tree the angle of elevation becomes 30^(@) . The breadth of the river is

A man can swim in still water at a speed of 6 kmph and he has to cross the river and reach just opposite point on the other bank. If the river is flowing at a speed of 3 kmph, and the width of the river is 2 km, the time taken to cross the river is (in hours)

A man can swim in still water at a speed of 6 kmph and he has to cross the river and reach just opposite point on the other bank. If the river is flowing at a speed of 3 kmph, and the width of the river is 2 km, the time taken to cross the river is (in hours)