Question
PSLE
At 11 42, Shannon started driving at 78 km/h from her home to a park 39 km away. She was at the park for 1 h 18 min.
  1. What time did she leave the park?
  2. After leaving the park, Shannon drove back along the same route and took 24 min to reach home. What was her average speed, in km/h, for the journey home?
4 m
(a)

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(b)

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PSLE
At 11 42, Shannon started driving at 78 km/h from her home to a park 39 km away. She was at the park for 1 h 18 min.
  1. What time did she leave the park?
  2. After leaving the park, Shannon drove back along the same route and took 24 min to reach home. What was her average speed, in km/h, for the journey home?