Question
P6.SP.TL.18012288-A1
Elizabeth and Layla were planning to run on a circular track with a circumference of 800 m. Both of them started jogging together at the same start point and moved round the track in a clockwise direction at uniform speeds. Elizabeth completed a full round in 50 s. Layla completed a full round in 40 s.
  1. How long would it take for Layla to overtake Elizabeth for the first time?
  2. How far was Layla ahead of Elizabeth after 20 s?
4 m
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Primary 6 SPEED P6.SP.TL.18012288

17 Jun 2024, 02:53 PM

Elizabeth and Layla were planning to run on a circular track with a circumference of 800 m. Both of them started jogging together at the same start point and moved round the track in a clockwise direction at uniform speeds. Elizabeth completed a full round in 50 s. Layla completed a full round in 40 s.
  1. How long would it take for Layla to overtake Elizabeth for the first time?
  2. How far was Layla ahead of Elizabeth after 20 s?
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