If the speed of a boat in still water is 20km/hr and the speed of the current is

Question

If the speed of a boat in still water is 20km/hr and the speed of the current is 5km, then the time taken by the boat to travel 100 km with the current is?

Options:

A . 2 hours

B . 3 hours

C . 4 hours

D . 7 hours

Answer: Option C

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Question 1. A man takes 2.2 times as long to row a distance upstream as to row the same distance downstream. If he can row 55 km dow....is the speed of the boat in the still water?

Question 2. The speed of the boat in still water is 5 times that of current, it takes 1.1 hour to row to point B from point A downst....distance (in km) will it cover in 312 minutes upstrem?

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Question 6. In one hour, a boat goes 11 km/hr along the stream and 5 km/hr against the stream. The speed of the boat in still water ....speed of the boat in still water (in km/hr) is:

Question 7. A boat can travel with a speed of 13 km/hr in still water. If the speed of the stream is 4 km/hr, find the time taken by....time taken by the boat to go 68 km downstream.

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Question 10. A man's speed with the current is 15 km/hr and the speed of the current is 2.5 km/hr. The man's speed against th....is 2.5 km/hr. The man's speed against the current is:

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