Question
Sarah and Pierre started running together along a cross country track. When Pierre completed the track in 37 minutes, Sarah had run only 47 of the track. Sarah’s average speed was 108 m/min slower than Pierre’s.
  1. How long was the cross country track in m?
  2. Find Sarah’s average speed in m/min.
3 m
(a)

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(b)

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Sarah and Pierre started running together along a cross country track. When Pierre completed the track in 37 minutes, Sarah had run only 47 of the track. Sarah’s average speed was 108 m/min slower than Pierre’s.
  1. How long was the cross country track in m?
  2. Find Sarah’s average speed in m/min.