Air Traffic Control
Problem 3-4
To get the final answer, I first lowered the speeds of DAL88 and AAL12 to 540 kts. Then at one minute, I raised the speed of DAL88 back to 600 kts. At two minutes, I raised the speed of AAL12 back to 600 kts. Then all the planes had a distance of three nautical miles between them.
Problem 4-4
To get the final answer, I first changed the route of AAL12 to MINAH-MOD. Then I lowered the speeds of SWA23 and UAL74 to 540 kts. After one minute, I raised the speed of SWA23 back to 600 kts. Then at two minutes, I raised the speed of UAL74 back to 600 kts. Then all the planes had a distance of three nautical miles between them.