A student walks from his house at 21/2 km/h and reaches his school late by 6 min. Next day, he increase his speed by 1 km/h and reaches 6 min before school time. How far is the school form his house?

A student walks from his house at 21/2 km/h and reaches his school lat

1.	A student walks from his house at 21/2 km/h and reaches his school late by 6 min. Next day, he increase his speed by 1 km/h and reaches 6 min before school time. How far is the school form his house?
A.	5/4 km
B.	7/4 km
C.	9/4 km
D.	11/4 km
Answer» C. 9/4 km

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A student walks from his house at 21/2 km/h and reaches his school late by 6 min. Next day, he increase his speed by 1 km/h and reaches 6 min before school time. How far is the school form his house?

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