Asked by Erika
Jessica drove at an average speed of 55 mi/hr from her home in Boston to visit her sister in Atlanta. She stayed in Atlanta 10 hours, and on the trip back averaged 40 mi/hr. She returned home 41 hours after leaving. How many miles is Boston from Atlanta?
Answers
Answered by
Reiny
so the total time driving was 31 hrs.
Let the distance between B and A be x miles
x/55 + x/40 = 31
multiply by 440
11x + 8x = 13640
x = ....
Let the distance between B and A be x miles
x/55 + x/40 = 31
multiply by 440
11x + 8x = 13640
x = ....
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