Question
Marion and Bobby started running together along a cross country track. When Bobby completed the track in 38 minutes, Marion had run only 47 of the track. Marion’s average speed was 111 m/min slower than Bobby’s.
  1. How long was the cross country track in m?
  2. Find Marion’s average speed in m/min.
3 m
(a)

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(b)

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Marion and Bobby started running together along a cross country track. When Bobby completed the track in 38 minutes, Marion had run only 47 of the track. Marion’s average speed was 111 m/min slower than Bobby’s.
  1. How long was the cross country track in m?
  2. Find Marion’s average speed in m/min.