Question
Tom drove from Town M to Town N which was 553 km away. He started from Town M at an average speed of 78 km/h. He maintained this speed for 3 h before increasing it by 9 km/h for the rest of the journey to Town N.
  1. How long did he take to complete the whole journey?
  2. What was his average speed from Town M to Town N?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Tom drove from Town M to Town N which was 553 km away. He started from Town M at an average speed of 78 km/h. He maintained this speed for 3 h before increasing it by 9 km/h for the rest of the journey to Town N.
  1. How long did he take to complete the whole journey?
  2. What was his average speed from Town M to Town N?