SOLUTION: Judie can clean her room in 60 minutes if her sister can help her, it takes them 36 minutes to complete the job working together. How long does it take her sister to clean the room

Algebra ->  Rate-of-work-word-problems -> SOLUTION: Judie can clean her room in 60 minutes if her sister can help her, it takes them 36 minutes to complete the job working together. How long does it take her sister to clean the room      Log On


   



Question 315087: Judie can clean her room in 60 minutes if her sister can help her, it takes them 36 minutes to complete the job working together. How long does it take her sister to clean the room alone?
Answer by nyc_function(2741) About Me  (Show Source):
You can put this solution on YOUR website!
Let x = the time it takes Judie's sister to work alone
1/60 + 1/x = 1/36
Can you find x?