SOLUTION: after 30 minutes a car moving at a constant speed has traveled 25 miles. given that the distance varies directly as time, how far will the car travel in 140 minutes?

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Question 548415: after 30 minutes a car moving at a constant speed has traveled 25 miles. given that the distance varies directly as time, how far will the car travel in 140 minutes?
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
after 30 minutes a car moving at a constant speed has traveled 25 miles. given that the distance varies directly as time, how far will the car travel in 140 minutes?
:
30%2F140 = 25%2Fd
Cross multiply 140d = 30*25
30d = 140*25
30d = 3500
d = 3500%2F30
d = 116.67 miles
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