Posted by Brad Paul on October 30, 2002 at 16:04:58: In Reply
to: Distance/Speed posted by Randy on October 30, 2002 at
15:39:00: : A person descends a hill at 3 miles per hour. She
climbs the hill at 1 mile per hour. The trip takes 40 minutes.
How far does she walk and was is her average speed? : Please
show step by step. Thanks for your help. The distance out is the
same as the distance back. Let this be d. The total time of the
trip is t. How much time was spent traveling at v1? How much
time was spent traveling at v2? What was the total time? Solve
for d. What was the total distance traveled? What was the
average speed? Post a Followup