Question
PSLE
When Ruby started jogging from her home, Penny was 1.5 km ahead. Ruby jogged at 15 km/h and Penny jogged at 11 km/h. They went in the same direction and did not change their speeds throughout.
  1. How far did Ruby jog in 30 minutes?
  2. Who was ahead after 30 minutes? How far apart were they? Give your answers in this format. (Eg Ben, 1.2 km)
3 m
(a)

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(b)

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PSLE
When Ruby started jogging from her home, Penny was 1.5 km ahead. Ruby jogged at 15 km/h and Penny jogged at 11 km/h. They went in the same direction and did not change their speeds throughout.
  1. How far did Ruby jog in 30 minutes?
  2. Who was ahead after 30 minutes? How far apart were they? Give your answers in this format. (Eg Ben, 1.2 km)