Question
PSLE
At 18 55, Irene started driving at 56 km/h from her home to a hypermart 28 km away. She was at the hypermart for 2 h 12 min.
  1. What time did she leave the hypermart?
  2. After leaving the hypermart, Irene drove back along the same route and took 28 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 18 55, Irene started driving at 56 km/h from her home to a hypermart 28 km away. She was at the hypermart for 2 h 12 min.
  1. What time did she leave the hypermart?
  2. After leaving the hypermart, Irene drove back along the same route and took 28 min to reach home. What was her average speed, in km/h, for the journey home?