Question
PSLE
At 16 31, Nora started driving at 54 km/h from her home to a museum 36 km away. She was at the museum for 1 h 31 min.
  1. What time did she leave the museum?
  2. After leaving the museum, Nora drove back along the same route and took 27 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 16 31, Nora started driving at 54 km/h from her home to a museum 36 km away. She was at the museum for 1 h 31 min.
  1. What time did she leave the museum?
  2. After leaving the museum, Nora drove back along the same route and took 27 min to reach home. What was her average speed, in km/h, for the journey home?