1.

The area of a square park is 25 sq km. The time taken to complete a round of the field once, at a speed of 3 km/h is:

A. 4 h 60 min
B. 4 h 50 min
C. 6 h 40 min
D. 5 h 40 min
Answer» D. 5 h 40 min


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