SOLUTION: Teens rode her skateboard to her uncle’s house, 12 miles away. A wheel broke just as she arrived, so Rena borrowed her uncles bicycle to return home. Traveling by bicycle she was a

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Question 1115698: Teens rode her skateboard to her uncle’s house, 12 miles away. A wheel broke just as she arrived, so Rena borrowed her uncles bicycle to return home. Traveling by bicycle she was able to go twice as fast and returned home in 2 hours less time than it took to go to her uncles house. How long did it take reena to get home on the bicycle
Answer by ikleyn(52800)   (Show Source): You can put this solution on YOUR website!
.
Let x be the time "to there".


Then the time back is  {{x/2}}}.


The condition says  x -  = 2,   or, equivalently,

 = 2,  which implies  x = 4.


Answer.  Time "to there" is 4 hours.  Time back is 2 hours.


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