a cyclist drives from A to B with 30km/h comes back with 20km/h. find average speed.
Answers
Answered by
0
Answer:
Average speed is 25 km/h
Answered by
6
Answer:
(I) find average speed?
speed 1 =30km/h , speed 2 =20 km/h
distance 1=x , distance 2 = x
time = distance / speed
time 1=x/30 , time 2 = x/20
Average speed, Total distance / Total time
=x+x÷x/30 + x/20
after that i am sending by photo
Attachments:
Similar questions