SOLUTION: two sanders working alone, one sands the floors for 8 hrs the other in 6 hours. How long would it take if they worked together?

Algebra ->  Rate-of-work-word-problems -> SOLUTION: two sanders working alone, one sands the floors for 8 hrs the other in 6 hours. How long would it take if they worked together?      Log On


   

Question 751214: two sanders working alone, one sands the floors for 8 hrs the other in 6 hours. How long would it take if they worked together?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
1/8 + 1/6 = 1/t

3/24 + 4/24 = 1/t

7/24 = 1/t

7t = 1*24

7t = 24

t = 24/7

t = 3.42857142857142 (this is approximate)

So it will take roughly 3.42857142857142 hours if they work together.