Question
PSLE
At 13 42, Penelope started driving at 84 km/h from her home to a restaurant 42 km away. She was at the restaurant for 1 h 42 min.
  1. What time did she leave the restaurant?
  2. After leaving the restaurant, Penelope drove back along the same route and took 32 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 13 42, Penelope started driving at 84 km/h from her home to a restaurant 42 km away. She was at the restaurant for 1 h 42 min.
  1. What time did she leave the restaurant?
  2. After leaving the restaurant, Penelope drove back along the same route and took 32 min to reach home. What was her average speed, in km/h, for the journey home?