A student walks from his house at a speed of $$2\frac{1}{2}$$ km per hour and reaches his school 6 minutes late. The next day he increases his speed by 1 km per hours and reaches 6 minutes before school time. How far is theschool from his house ?

A student walks from his house at a speed of $$2\frac{1}{2}$$ km per h

1.	A student walks from his house at a speed of $$2\frac{1}{2}$$ km per hour and reaches his school 6 minutes late. The next day he increases his speed by 1 km per hours and reaches 6 minutes before school time. How far is theschool from his house ?
A.	$\frac{5}{4}$$ km
B.	$\frac{7}{4}$$ km
C.	$\frac{9}{4}$$ km
D.	$\frac{11}{4}$$ km
Answer» C. $\frac{9}{4}$$ km

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A student walks from his house at a speed of $$2\frac{1}{2}$$ km per hour and reaches his school 6 minutes late. The next day he increases his speed by 1 km per hours and reaches 6 minutes before school time. How far is theschool from his house ?

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