Question

A car covered the first 400 m distance with a speed of 8 m/s, the next 1200m
with a speed 10m/s and the last 360m
with a speed of 12m/s. Calculate the average speed of the car?
help..​

Answer 1

Answer:

A car covered the first 400 m distance with a speed of 8 m/s, the next 1200m

with a speed 10m/s and the last 360m

with a speed of 12m/s. Calculate the average speed of the car?

help..

Answer 2

Answer:

Explanation:Answer. 8 m /s. So time taken=1200/12=100 second. At last it covered a distance of 360 m with a speed of 12 m/ s