Question

a man jokes 190 m in 48 second and another 250 m in 62 second find his average speed in kilometre per hour

Answer 1

average of 1st 190/48=5
average of 2nd 250/62=125/31=4.03

Answer 2

Answer:

4 mps

Step-by-step explanation:

average speed = $\frac{total\ distance}{total\ time}$

total distance= 190 + 250=440m

total time = 48+62=110

average speed =$\frac{440}{110}$= 4 m/s