Question
Oliver and Andrew 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. Oliver completed a full round in 90 s. Andrew completed a full round in 60 s.
  1. How long would it take for Andrew to overtake Oliver for the first time?
  2. How far was Andrew ahead of Oliver after 15 s?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Oliver and Andrew 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. Oliver completed a full round in 90 s. Andrew completed a full round in 60 s.
  1. How long would it take for Andrew to overtake Oliver for the first time?
  2. How far was Andrew ahead of Oliver after 15 s?