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Part 1
A helicopter is transporting a patient from a hospital in town A to a hospital in town B. A map of the​ helicopter's flight is shown to the right. If the helicopter is traveling at 210 kilometers per​ hour, how long will it take to transport the​ patient?
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1 unit equals 60 kilometers
14 units

It will take 14 units of time to transport the patient, which is equal to 14 x 60 = 840 kilometers. At a speed of 210 kilometers per hour, the time taken would be 840 / 210 = 4 hours.