Question
P6.SP.TL.18012288-A1
Joshua and David 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. Joshua completed a full round in 80 s. David completed a full round in 50 s.
  1. How long would it take for David to overtake Joshua for the first time?
  2. How far was David ahead of Joshua after 16 s?
4 m
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Primary 6 SPEED P6.SP.TL.18012288

29 Jun 2024, 08:34 AM

Joshua and David 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. Joshua completed a full round in 80 s. David completed a full round in 50 s.
  1. How long would it take for David to overtake Joshua for the first time?
  2. How far was David ahead of Joshua after 16 s?
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