Question
City R and City S were 546 km apart. A car travelled from City R towards City S. At the same time, a bus started from City S to City R. After travelling 112 h, the two vehicles were still 312 km apart. If the ratio of the average speed of the bus to that of the car was 6 : 7, find
  1. the average speed of the bus.
  2. the time taken for them to meet travelling the rest of the journey. Express your answer in h.
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

City R and City S were 546 km apart. A car travelled from City R towards City S. At the same time, a bus started from City S to City R. After travelling 112 h, the two vehicles were still 312 km apart. If the ratio of the average speed of the bus to that of the car was 6 : 7, find
  1. the average speed of the bus.
  2. the time taken for them to meet travelling the rest of the journey. Express your answer in h.