SOLUTION: A homeowner uses two pumps to pump out water from a flooded basement. Together they take 160 minutes to complete the job. The larger pump works twice as fast as the smaller pump. H

Algebra ->  Rate-of-work-word-problems -> SOLUTION: A homeowner uses two pumps to pump out water from a flooded basement. Together they take 160 minutes to complete the job. The larger pump works twice as fast as the smaller pump. H      Log On


   

Question 856034: A homeowner uses two pumps to pump out water from a flooded basement. Together they take 160 minutes to complete the job. The larger pump works twice as fast as the smaller pump. How long would it take the smaller pump alone to complete the job.
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
160/2y+160/y=1
80/y+160/y=1
240/y=1
240=y
x=2y
480=x
check
160/240+160/480=1
2/3+1/3=1
ok