Question
Barbara and Glen started running together along a cross country track. When Glen completed the track in 45 minutes, Barbara had run only 59 of the track. Barbara’s average speed was 100 m/min slower than Glen’s.
  1. How long was the cross country track in m?
  2. Find Barbara’s average speed in m/min.
3 m
(a)

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(b)

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Barbara and Glen started running together along a cross country track. When Glen completed the track in 45 minutes, Barbara had run only 59 of the track. Barbara’s average speed was 100 m/min slower than Glen’s.
  1. How long was the cross country track in m?
  2. Find Barbara’s average speed in m/min.