Question

please solve this sum on ur notebook.​

Answer 1

Answer:

distance covered in 1 second=840/40=21 m

distance traveled in 1 hour = 21 * 3600=75600 m = 75.6 km

Step-by-step explanation:

distance covered in

40 seconds=850 m

1 hour=60×60=3600 secs

distance covered=850×3600/40

=7600 m