Question
Shiyun and Ian started running together along a cross country track. When Ian completed the track in 30 minutes, Shiyun had run only 59 of the track. Shiyun’s average speed was 100 m/min slower than Ian’s.
  1. How long was the cross country track in m?
  2. Find Shiyun’s average speed in m/min.
3 m
(a)

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(b)

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Shiyun and Ian started running together along a cross country track. When Ian completed the track in 30 minutes, Shiyun had run only 59 of the track. Shiyun’s average speed was 100 m/min slower than Ian’s.
  1. How long was the cross country track in m?
  2. Find Shiyun’s average speed in m/min.