Question

1. Some roads in Poland have a speed limit of 140 km/h. How fast is this in miles per minute?

Answer 1

1 .47 miles per minute

Answer 2

All you have to do is this, Convert Km to Miles so 1 km = 0.621 miles , the convert hours to min , 1 hr = 60 min , then this is how you solve:140 (0.621 miles / 60 mins )
= 140 (0.01035 miles/min)= 1.449 miles/min