Question
Usha and Riordan started running together along a cross country track. When Riordan completed the track in 20 minutes, Usha had run only 59 of the track. Usha’s average speed was 104 m/min slower than Riordan’s.
  1. How long was the cross country track in m?
  2. Find Usha’s average speed in m/min.
3 m
(a)

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(b)

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Usha and Riordan started running together along a cross country track. When Riordan completed the track in 20 minutes, Usha had run only 59 of the track. Usha’s average speed was 104 m/min slower than Riordan’s.
  1. How long was the cross country track in m?
  2. Find Usha’s average speed in m/min.