SOLUTION: Lois rode her bike to a friends at 10 miles per hour. She got a ride back home in a car, traveling 25 miles per hour. It took her 1.5 hours longer when she rode her bike. how far d
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-> SOLUTION: Lois rode her bike to a friends at 10 miles per hour. She got a ride back home in a car, traveling 25 miles per hour. It took her 1.5 hours longer when she rode her bike. how far d
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Question 525510: Lois rode her bike to a friends at 10 miles per hour. She got a ride back home in a car, traveling 25 miles per hour. It took her 1.5 hours longer when she rode her bike. how far did she travel? Answer by josmiceli(19441) (Show Source):
You can put this solution on YOUR website! Let = distance to her friends
Let = time it took to get home in car
given: mi/hr = speed on bike mi/hr = speed in car hrs = time to ride bike to friends
-----------------------------------
Riding bike:
(1)
Riding in car:
(2)
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substitute (2) into (1)
(1)
(1)
(1) hr
and
(2)
(2)
She traveled a total of , or 50 miles
