Question
P6.SP.TL.18012288-A1
Robert and Evan were planning to run on a circular track with a circumference of 900 m. Both of them started jogging together at the same start point and moved round the track in a clockwise direction at uniform speeds. Robert completed a full round in 90 s. Evan completed a full round in 60 s.
  1. How long would it take for Evan to overtake Robert for the first time?
  2. How far was Evan ahead of Robert after 15 s?
4 m
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Primary 6 SPEED P6.SP.TL.18012288

16 Apr 2024, 02:43 PM

Robert and Evan were planning to run on a circular track with a circumference of 900 m. Both of them started jogging together at the same start point and moved round the track in a clockwise direction at uniform speeds. Robert completed a full round in 90 s. Evan completed a full round in 60 s.
  1. How long would it take for Evan to overtake Robert for the first time?
  2. How far was Evan ahead of Robert after 15 s?
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