Kevin needs to convert 620 millimeters per minute to meters per hour. Which conversion factors should he use?

A.1mm/0.001m and 1h/60min

B.1mm/0.001m and 60min/1h

C.0.001m/1mm and 1h/60min

D.0.001/1mm and 60min/1h

Question

Kevin needs to convert 620 millimeters per minute to meters per hour. Which conversion factors should he use?

A.1mm/0.001m and 1h/60min

B.1mm/0.001m and 60min/1h

C.0.001m/1mm and 1h/60min 

D.0.001/1mm and 60min/1h

wolf1728 · Answer

To change mm to meters you'd have to divide by 1,000
To change minutes to hours you'd have to multiply by 60
So the conversion factor is 60/1,000