Question

average speed?
5.
In covering a distance of 150 km a person saves 3 hours if he travels at 1.25 times
his usual speed. What is his usual speed?​

Answer 1

Answer:

Explanation:

so 150/3 = 50, so for that the average speed is 50 km per hour. 82/4 = 20.5, so for that the average speed is 20.5 km per hour.