A boat sail downstream from point A to point B, which is 10 km away from A, and then returns to A. If the actual speed of the boat (in still water) is 3 km/h, the trip from A to B takes 8 hours less than that from B to A. What must the actual speed of the boat for the trip from A to B take exactly 100 minutes?
A boat sail downstream from point A to point B, which is 10 km away from A, and then returns to A. If the actual speed of the boat (in still water) is
A boat sail downstream from point A to point B, which is 10 km away from A, and then returns to A. If the actual speed of the boat (in still water) is 3 km/h, the trip from A to B takes 8 hours less than that from B to A. What must the actual speed of the boat for the trip from A to B take exactly 100 minutes?
A. 1 km/h
B. 2 km/h
C. 3 km/h
D. 4 km/h
The correct answer is option D. 4 km/h. Can you explain this answer in the comments?
Mr. Ashutosh Nautiyal is a student who is pursuing his post-graduation (MBA in Infrastructure Development and Management) from SCMHRD, Pune. He has done his B.Tech in Civil Engineering from BTKIT, Dwarahat and his schooling from Omkarananda Saraswat…
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