Question

John drove for 3 hours at a rate of 50 km /hr and for 2 hours at 60 km/hr. What was his average speed for the whole journey?​

Answer 1

Explanation:

John drove for 3 hours at a rate of 50 miles per hour and for 2 hours at 60 miles per hour. What was his average speed for the whole journey? Answer: The average speed is 54 miles per hour.

Answer 2

Answer:

The average speed is 54km/hr

Explanation:

Average velocity = displacement /Total time taken

v(av)= 50x3+60x2/3+2

v(av)=270/5

v(av)=54km/hr