Question

In one hour, a boat goes 13 km/hr in the direction of the stream and 7 km/hr against the direction of the stream. What will be the speed of the boat in still water?

• A. 8 km/hr
• B. 10 km/hr
• C. 14 km/hr
• D. 6 km/hr

Answer 1

Answer:

B. 10 km/hr

Read Explanation:

Speed of a boat in still water = ½ (DownstreamSpeed + UpstreamSpeed) Speed of boat in still water = ½ (13+7) = ½ × 20 = 10 km/hr

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