Question

Train travel some distance with a speed of 30 km /h and return with a speed of 45km/h. Calculate the average speed of the train.​

Answer 1

Answer:

speed of 45km/h. Calculate the average speed

Explanation:

plsss bra ans

Answer 2

Answer:

36km/h

Explanation:

Given:

V1=30km/h

V2=45km/h

Formula to be used:

(2V1V2)/(V1+V2)

(2x30x45)/(30+45)

2700/75

36km/h

Hope this will help you.......