Question

If the car covers 420km.distance in 7 hours.Calculate its speed in m/s.​

Answer 1

Answer:

Speed =16.66m/s

Step-by-step explanation:

We Know that,

1km=1000m

.'. 420km=420x1000

               =420000

1hour=3600 seconds

.'. 7 hours=3600x7

                =25200seconds

Now,

Speed=$\frac{distance}{time}$

          =$\frac{420000}{25200}$

          =16.66m/s

HERE IS YOUR ANSWER. I HOPE IT HELPS. MARK AS THE BRAINLIEST

Answer 2

Step-by-step explanation:

16.66 is the correct answer

hope it helps you