1.

A student rides on bicycle at 8 km/hour and reaches his school 2.5 minutes late. the next day he increases his speed to 10 km/hour and reaches school 5 minutes early. How far is the school from his house ?

A. 5/80km
B. 8 km
C. 5 km
D. 10 km
Answer» D. 10 km


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