Question 1102774
in one day, the owner paints 1/20 of the house
in one day, the professional paints 1/14 of the house
in x days, working together, they paint the whole house.
So, (x/20)+(x/14)=1
multiply by 140
7x+10x=140
17x=140
x=8.24 days ANSWER
8.24/20+ 8.24/14=1