Question
Penelope left home at 10.10 a.m. and drove towards the mountain which was 910 km away. For the first 522 km, she was travelling at 87 km/h. Then she increased her speed by 10 km/h and completed the remaining journey.
  1. How long did she take for her whole journey?
  2. At what time did she reach the mountain?
3 m
(a)

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(b)

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Penelope left home at 10.10 a.m. and drove towards the mountain which was 910 km away. For the first 522 km, she was travelling at 87 km/h. Then she increased her speed by 10 km/h and completed the remaining journey.
  1. How long did she take for her whole journey?
  2. At what time did she reach the mountain?