A plane flies over city A and reaches city B in 12 minutes, which is 120 miles away from it. Find the speed of the plane in miles per hour assuming the plane flew at a constant speed.

Question

anonymous · Answer

whats the answer

anonymous · Answer

speed=distance
              -------
                  time
120
---
0.2 (12minutes in hours)
600miles/hour

anonymous · Answer

speed is distance/time so since 12 is only a part of an hour you would start by finding 12/60 to find the fraction of an hour = .2 and then 120 divided by .2 is 600mph.