Question

A car travels at a speed 40 km/h for 2 hours and then 60 km/h for 3 hours. What is the average speed of the car during the entire journey?

Answer 1

Answer:

is the answer choice is 50 m/ s

Answer 2

v1=40 km/hr

v2=60 km/hr

t1=2 hr

t2=3 hr

s1=v1*t1

=40*2

=80 km

s2=v2*t2

=60*30

=180 km

average velocity=total distance/total time taken

=180+40/3+2

=44 km/hr

Hope this helps