Answer:
10:10 A.M.
Explanation:
It is given that Samuel will arrive at the airport on the first plane after 10 A.M.
Airplanes arrive every 50 minutes beginning at 6 A.M.
1st airplanes arrive at 6 A.M.
2nd airplanes arrive at 6:50 A.M.
3rd airplanes arrive at 7:40 A.M.
4th airplanes arrive at 8:30 A.M.
5th airplanes arrive at 9:20 A.M.
6th airplanes arrive at 10:10 A.M.
Since the airplane arrive at 10:10 A.M., it means this airplane is first plane arrive at the airport after 10 A.M.
Hence, Samuel's plane arrive at 10:10 A.M.