Question
PSLE
At 20 47, Vanessa started driving at 90 km/h from her home to a park 45 km away. She was at the park for 1 h 15 min.
  1. What time did she leave the park?
  2. After leaving the park, Vanessa drove back along the same route and took 48 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 20 47, Vanessa started driving at 90 km/h from her home to a park 45 km away. She was at the park for 1 h 15 min.
  1. What time did she leave the park?
  2. After leaving the park, Vanessa drove back along the same route and took 48 min to reach home. What was her average speed, in km/h, for the journey home?