Frank started out in his car traveling 45 mph. When Frank was 1/3 miles away, Daniel started out from the same point at 50 mph to catch up with Frank. How long will it take Daniel to catch up with Frank?
+36915 Daniel is traveling 5 m/hr faster and will take 1/3 m / 5 m/hr to close the 1/3 mile gap = 1/15 hr = 4 minutes
