- #1
Julie
Homework Statement
Two cars travel in the same direction along a straight highway. One at a constant speed of 23m/s and the other at 29m/s. How much sooner does the faster car arrive at the destination 16 km away?
Homework Equations
Please check answer
The Attempt at a Solution
T23 = 9.942 miles/23 mph = .432 hours .432 hour=60 minutes/hour .432(60) = 25.92 minutes
T29 = 9.942 miles/29mph = .343 hours .343 hour = 60 minute/hour .343(60) = 20.57 minutes
25.92 minutes – 20.57 minutes = 5.35 minutes sooner
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