Question

Eric and Jane work for Omega Airlines and their job is to clean aircrafts after landing to make it ready for the next set of passengers to board. It takes Eric 4 hours to clean an aircraft himself. It takes Jane 6 hours to clean the same aircraft by herself. How long will it take them if they start working on cleaning the aircraft together and neither of them stops until the aircraft is completely clean? 2 hours and 24 minutes © 2 hours and 12 minutes 2 hours 2 hours and 15 minutes O 3 hours 2 hours and 20 minutes 2​

Answer 1

Answer:

Eric and Jane work for Omega Airlines and their job is to clean aircraft after landing to make it ready for the next set of passengers to board. It takes Eric 4 hours to clean an aircraft himself. It takes Jane 6 hours to clean the same aircraft by herself.