SOLUTION: Jimmy walks to his school every morning. If he walks at 40 meters per minute, he will reach his school 5minute late. If he walks at 60 meters per minute he will reach his school 3m
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Question 954230: Jimmy walks to his school every morning. If he walks at 40 meters per minute, he will reach his school 5minute late. If he walks at 60 meters per minute he will reach his school 3minutes before the bell rings. How far is the school from Jimmy house?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = his time in minutes
for him to get to school on time
-----------------------
(1)
(2)
----------------------
By substitution:
------------
(2)
(2)
(2)
(2)
Jimmy's house is 960 m from the school
-----------------
check:
(1)
(1)
(1)
(1)
OK
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