Question
Archie drove from Town C to Town D which was 312 km away. He started from Town C at an average speed of 71 km/h. He maintained this speed for 2 h before increasing it by 10 km/h for the rest of the journey to Town D.
  1. How long did he take to complete the whole journey?
  2. What was his average speed from Town C to Town D?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Archie drove from Town C to Town D which was 312 km away. He started from Town C at an average speed of 71 km/h. He maintained this speed for 2 h before increasing it by 10 km/h for the rest of the journey to Town D.
  1. How long did he take to complete the whole journey?
  2. What was his average speed from Town C to Town D?