Question
P6.SP.TL.18012288-A1
Joseph and Harris were planning to run on a circular track with a circumference of 400 m. Both of them started jogging together at the same start point and moved round the track in a clockwise direction at uniform speeds. Joseph completed a full round in 80 s. Harris completed a full round in 40 s.
  1. How long would it take for Harris to overtake Joseph for the first time?
  2. How far was Harris ahead of Joseph after 10 s?
4 m
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Primary 6 SPEED P6.SP.TL.18012288

28 May 2024, 01:40 PM

Joseph and Harris were planning to run on a circular track with a circumference of 400 m. Both of them started jogging together at the same start point and moved round the track in a clockwise direction at uniform speeds. Joseph completed a full round in 80 s. Harris completed a full round in 40 s.
  1. How long would it take for Harris to overtake Joseph for the first time?
  2. How far was Harris ahead of Joseph after 10 s?
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