Answer:

Step-by-step explanation:
We want to find a common factor for

and

We factor each of them to get;

and

We can observe now that;
The factor common to both expression is

Do u speak English...............
The answer is 13.5*3600=48600/1000cause you already have your meters per second. 13.5m/a and there are 3600 seconds in an hour then you divide that by the meters 1000 and you get **48.6**