Diane Gray and Lucy Hoang together can prepare a crawfish boil for a lagre party in 4 hours. Lucy alone can complete the job in 2 hours less time than Diane alone. Find the time in which each person can prepare the crawfish boil alone. Round to the nearest tenth of an hour.

Answer 1

If Diane takes x hours,

1/x + 1/(x-2) = 1/4