A medical rescue helicopter is flying at an average speed of 172 miles per hour toward its base hospital. At 2:42pm, the helicopter is 80 miles from the hospital. Which equation can be used to determine m, the number of minutes it will take the helicopter to reach the hospital? Solve the equation A. 172(60m)=80 B. 172(m/60) C. 172(60/m)=80 D. 172/60m=80