Question
P6.SP.TL.18012288-A1
Ethan and William were planning to run on a circular track with a circumference of 1000 m. Both of them started jogging together at the same start point and moved round the track in a clockwise direction at uniform speeds. Ethan completed a full round in 50 s. William completed a full round in 40 s.
  1. How long would it take for William to overtake Ethan for the first time?
  2. How far was William ahead of Ethan after 25 s?
4 m
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Primary 6 SPEED P6.SP.TL.18012288

24 Jun 2024, 09:18 PM

Ethan and William were planning to run on a circular track with a circumference of 1000 m. Both of them started jogging together at the same start point and moved round the track in a clockwise direction at uniform speeds. Ethan completed a full round in 50 s. William completed a full round in 40 s.
  1. How long would it take for William to overtake Ethan for the first time?
  2. How far was William ahead of Ethan after 25 s?
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