Question
PSLE
When Della started jogging from her home, Nora was 1.4 km ahead. Della jogged at 9 km/h and Nora jogged at 8 km/h. They went in the same direction and did not change their speeds throughout.
  1. How far did Della jog in 45 minutes?
  2. Who was ahead after 45 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 Della started jogging from her home, Nora was 1.4 km ahead. Della jogged at 9 km/h and Nora jogged at 8 km/h. They went in the same direction and did not change their speeds throughout.
  1. How far did Della jog in 45 minutes?
  2. Who was ahead after 45 minutes? How far apart were they? Give your answers in this format. (Eg Ben, 1.2 km)