Question
Justin drove from Town H to Town J which was 539 km away. He started from Town H at an average speed of 60 km/h. He maintained this speed for 4 h before increasing it by 5 km/h for the rest of the journey to Town J.
  1. How long did he take to complete the whole journey?
  2. What was his average speed from Town H to Town J?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Justin drove from Town H to Town J which was 539 km away. He started from Town H at an average speed of 60 km/h. He maintained this speed for 4 h before increasing it by 5 km/h for the rest of the journey to Town J.
  1. How long did he take to complete the whole journey?
  2. What was his average speed from Town H to Town J?