If a log-boat covers 10 km in 2 hours, then it will cover in 8 hours.

60 km

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40 km

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100 km

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80 km

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Solution

The correct option is B 40 km
Given,
The log-boat takes 2 hours to cover 10 km.

8 hours = 2 hours × 4

So, in 8 hours, the log-boat will cover four times the distance that it covered in 2 hours.

10 km × 4 = 40 km

Therefore, the log-boat will cover 40 km in 8 hours.

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