Question
P6.SP.TL.18012288-A1
Bryan and Amelia 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. Bryan completed a full round in 50 s. Amelia completed a full round in 40 s.
  1. How long would it take for Amelia to overtake Bryan for the first time?
  2. How far was Amelia ahead of Bryan after 20 s?
4 m
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Primary 6 SPEED P6.SP.TL.18012288

30 Jun 2024, 01:46 PM

Bryan and Amelia 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. Bryan completed a full round in 50 s. Amelia completed a full round in 40 s.
  1. How long would it take for Amelia to overtake Bryan for the first time?
  2. How far was Amelia ahead of Bryan after 20 s?
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