Question

A train travels 75 km at 60 kmh -1 and a further 75 km at 50 kmh-1, both at constant speed.

(a) Draw a distance-time graph to represent the journey.

(b) Hence, determine the average speed for the entire journey.​

Answer 1

Answer:

A train travels 75 km at 60 kmh -1 and a further 75 km at 50 kmh-1, both at constant speed.

(a) Draw a distance-time graph to represent the journey.

(b) Hence, determine the average speed for the entire journey