Question
PSLE
At 11 37, Usha started driving at 66 km/h from her home to a mall 44 km away. She was at the mall for 1 h 12 min.
  1. What time did she leave the mall?
  2. After leaving the mall, Usha 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 37, Usha started driving at 66 km/h from her home to a mall 44 km away. She was at the mall for 1 h 12 min.
  1. What time did she leave the mall?
  2. After leaving the mall, Usha 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?