Question

A bus moved from City X to City Y with an average speed of 80 km h for 2 hours 15 minutes. Then it moved from City Y to City Z which are 120 km apart for 1 hour 45 minutes. Calculate the average speed, in km h, of the bus from City X to City Z. [3 markah/marks] Jawapan / Answer:​

Answer 1

the speed form city x to z it's 40 km h

Answer 2

\boxed{75}. I think some thing like this not too sure.