SOLUTION: ON his way to work Tom averaged only 20 mph. On his way home he averaged 40 mph. If the total traveled was 1.5 hours, how long did it take him to drive to work?

Question 660615: ON his way to work Tom averaged only 20 mph. On his way home he averaged 40 mph. If the total traveled was 1.5 hours, how long did it take him to drive to work?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
ON his way to work Tom averaged only 20 mph. On his way home he averaged 40 mph. If the total traveled was 1.5 hours, how long did it take him to drive to work?
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Let distance from work to home be "x":
time to work: x/20
time to home: x/40
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Equation:
time + time = 1.5 hrs.
(x/20) + (x/40) = 1.5
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40x + 20x = 1.5*20*40
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60x = 1200
x = 20 miles
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time to get to work: 20/20 = 1 hour
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Cheers,
Stan H.
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