Which conversion factors are used to convert 4km/min to meters per hour?

select each correct answer

* 1000m/1km
*60min/1 h
*1km/1000m
*1h/ 60min

1000 Meters per Kilometer and 1 Hour per 60 Minute

Step-by-step explanation:

In the given question, we have to convert 4 km per min into meters per hour.

We know that:

There are 1000 meters in a kilometer, therefore we multiply it by 1000.

Also, there are 60 minutes in an hour. Therefore, to convert minutes into hour we divide it by 60.

This can be written as :

Thus,

Thus, from the options mention below we can use the transformations:

1000 Meters per Kilometer and 1 Hour per 60 Minute.

Although, the other two transformation can be used as well and mean the same. But it is appropriate to use these.

9 sandwiches per hour

step-by-step explanation:

when we have a rate, we want a 1 in the denominator

27/3 = 9

27 sandwiches/ 3 hours = 9 sandwiches/hour