George rode the 27 miles to town in 2 hours. He reduced his speed by 10 miles per hour on the
return trip. How long did the return trip take?
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George rode the 27 miles to town in 2 hours. He reduced his speed by 10 miles per hour on
the return trip. How long did the return trip take?
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Find the speed riding to town.
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Subtract 10 mph from it, find the time to go 27 miles at that speed.
r*t=d
r*2=27
r=27/2
r*t=27
(27/2-10)*t=27
(13.5-10)*t=27
3.5*t=27
t=27/3.5
t=270/35=7 5/7 hours
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