Question
P6.SP.TL.18012288-A1
Rebecca and Evan 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. Rebecca completed a full round in 60 s. Evan completed a full round in 50 s.
  1. How long would it take for Evan to overtake Rebecca for the first time?
  2. How far was Evan ahead of Rebecca after 18 s?
4 m
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Primary 6 SPEED P6.SP.TL.18012288

04 Jul 2024, 01:46 AM

Rebecca and Evan 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. Rebecca completed a full round in 60 s. Evan completed a full round in 50 s.
  1. How long would it take for Evan to overtake Rebecca for the first time?
  2. How far was Evan ahead of Rebecca after 18 s?
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