Question
P6.SP.TL.18012288-A1
Noah and David were planning to run on a circular track with a circumference of 700 m. Both of them started jogging together at the same start point and moved round the track in a clockwise direction at uniform speeds. Noah completed a full round in 70 s. David completed a full round in 50 s.
  1. How long would it take for David to overtake Noah for the first time?
  2. How far was David ahead of Noah after 14 s?
4 m
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Primary 6 SPEED P6.SP.TL.18012288

30 Jun 2024, 06:37 AM

Noah and David were planning to run on a circular track with a circumference of 700 m. Both of them started jogging together at the same start point and moved round the track in a clockwise direction at uniform speeds. Noah completed a full round in 70 s. David completed a full round in 50 s.
  1. How long would it take for David to overtake Noah for the first time?
  2. How far was David ahead of Noah after 14 s?
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