20km or hr

  1. D

    mary left her home and averaged 20km/hr riding her bike. on the return trip she?

    averaged 24km/hr. if it took her 4 hours to make the return trip, how long was the entire trip? actually, I need to know how much time the trip took.
  2. D

    mary left her home and averaged 20km/hr riding her bike. on the return trip she?

    averaged 24km/hr. if it took her 4 hours to make the return trip, how long was the entire trip? actually, I need to know how much time the trip took.
  3. S

    If I ride my bike to the Deli at 20Km/hr and walk home at 5km/hr?

    it will take me 11/4 hrs. How far is it from my home to Deli
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