Question
Japheth drove from Town S to Town T which was 340 km away. He started from Town S at an average speed of 72 km/h. He maintained this speed for 2 h before increasing it by 4 km/h for the rest of the journey to Town T.
  1. How long did he take to complete the whole journey?
  2. What was his average speed from Town S to Town T?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Japheth drove from Town S to Town T which was 340 km away. He started from Town S at an average speed of 72 km/h. He maintained this speed for 2 h before increasing it by 4 km/h for the rest of the journey to Town T.
  1. How long did he take to complete the whole journey?
  2. What was his average speed from Town S to Town T?