Question

a train covers the first 30 km of its journey at the speed 60km/hr and the next 60km/hr at the seed of 80km/hr. find it's average​

Answer 1

Answer:

average speed or velocity

Step-by-step explanation:

please specify the second distance , you have written the next 60 km/hr

Answer 2

time = distance÷ speed ,30km ÷60km/h ,1/2 hr. average speed = total distance/total time .,30km/hr /1/2, 30 into 2/1 ,60/1ans.