Question

train travel 40m is 2sec and them while returning it Travel 80m in 5sec.what is it average speed?

please answer me​

Answer 1

Answer:

hi

Explanation:

this is physical science question but u post in English

Answer 2

QUESTIONS:-

train travel 40m is 2sec and them while returning it Travel 80m in 5sec.what is it average speed?

EXPLANATION:-

We know:-

Average speed=total distance\total times

Total distance=40+80

Total distance=120 m

Total time=2+5

Total time=7 s

Average speed=120/7

Average speed=17.4 m/s

So average speed=17.4 m/s