Question

speed of720 km/hour. convert into m/s

Answer 1

Your answer is here
= 720km= 7 20000m
=1 hrs = 60 min
60 min = 3600 sec

SO IT'S 720000 M / 36000 SEC
= 200m/s

Answer 2

To convert km/h into m/s we multiply 5/18 by speed in km/h with m/s.

Now here,

720 × 5/18 = 40*5 = 200 m/s.

HOPE IT HELPS!!!