Question

sarah runs at a speed of 6 miles per hour for 6 miles. she then hops on her bicycle and rides for 12 miles at a speed of 12 miles per hour. how long does sarah run and ride her bicylce

Answer 1

She runs for 1 hour and she rides her bike for 1 hour. Because she runs for 6 miles at 6 miles in one hour, then she cycles for 12 miles at 12 miles in one hour. The overall time was two hours.