SOLUTION: If 12 workers can dig a tunnel in 100 days, how long will it take 20 workers to dig the tunnel? we have no clue what formula to use or where to start any help will help even if

Algebra ->  Rate-of-work-word-problems -> SOLUTION: If 12 workers can dig a tunnel in 100 days, how long will it take 20 workers to dig the tunnel? we have no clue what formula to use or where to start any help will help even if       Log On


   

Question 499855: If 12 workers can dig a tunnel in 100 days, how long will it take 20 workers to dig the tunnel?
we have no clue what formula to use or where to start any help will help even if it is just the formula thanks.
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
Both sides have to equal.
12*100=20x
1200=20x
x=1200/20
x=60 days