Question
Emma and Carl started running together along a cross country track. When Carl completed the track in 30 minutes, Emma had run only 13 of the track. Emma’s average speed was 100 m/min slower than Carl’s.
  1. How long was the cross country track in m?
  2. Find Emma’s average speed in m/min.
3 m
(a)

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(b)

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Emma and Carl started running together along a cross country track. When Carl completed the track in 30 minutes, Emma had run only 13 of the track. Emma’s average speed was 100 m/min slower than Carl’s.
  1. How long was the cross country track in m?
  2. Find Emma’s average speed in m/min.