A boy walks from his house to his school. If he walka at a speed 2½ km per hour, he reaches his school in 30 minutes.How far is the school from his house
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Answer:
7/4
Step-by-step explanation:
time = 30 min
=30/60
=1/2
distance = speed /time
=7/2 X 1/2
= 7/4
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