Question
PSLE
When Erny started jogging from her home, Lily was 1.7 km ahead. Erny jogged at 12 km/h and Lily jogged at 10 km/h. They went in the same direction and did not change their speeds throughout.
  1. How far did Erny 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 Erny started jogging from her home, Lily was 1.7 km ahead. Erny jogged at 12 km/h and Lily jogged at 10 km/h. They went in the same direction and did not change their speeds throughout.
  1. How far did Erny 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)