Posted by **bob** on Thursday, November 4, 2010 at 9:26pm.

how would i do this problem elina and teresa raced on their bikes to the library after school. they both left at 3:00 pm and bicycled along the same trail elina rode at the speed of 12 miles an hour and teresa rode at the speed of 9 mph. elina got there 15minutes before teresa at wat time did elina get to the library

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