Question
P6.SP.TL.18012288-A1
Nora and Rachel were planning to run on a circular track with a circumference of 900 m. Both of them started jogging together at the same start point and moved round the track in a clockwise direction at uniform speeds. Nora completed a full round in 90 s. Rachel completed a full round in 50 s.
  1. How long would it take for Rachel to overtake Nora for the first time?
  2. How far was Rachel ahead of Nora after 18 s?
4 m
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Primary 6 SPEED P6.SP.TL.18012288

26 Jun 2024, 02:41 PM

Nora and Rachel were planning to run on a circular track with a circumference of 900 m. Both of them started jogging together at the same start point and moved round the track in a clockwise direction at uniform speeds. Nora completed a full round in 90 s. Rachel completed a full round in 50 s.
  1. How long would it take for Rachel to overtake Nora for the first time?
  2. How far was Rachel ahead of Nora after 18 s?
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