a bicycle went up a hill at 10mph and down the same distance at 20mph. what was the avg distance for the trip?

4 responses so far ↓

• 1 Mike R // Sep 30, 2008

  cant be answered…not enough information

• 2 marduk D // Sep 30, 2008

  need a duration of travel to calculate distance.

• 3 seth w // Sep 30, 2008

  He probably meant speed.

  10+20=30, right?

  then 30 divided by 2 is 15, so the average speed is 15mph

• 4 win10240 // Sep 30, 2008

  30 miles / 1 hour

  also known as 30mph

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