Question 279233
Find the hourly rate of the two painters:
If Jim can paint the house in 6 hours, then he can paint {{{1/6}}} of the house in 1 hour.
If Bob can paint the house in 4 hours, then he can paint {{{1/4}}} of the house in 1 hour.
Working together, Jim & Bob can paint {{{1/6 + 1/4 = 5/12}}} of the house in 1 hour.
If they can paint {{{5/12}}} of the house in 1 hour, then they can paint the entire house in {{{12/5}}} hours.
{{{12/5 = 2}}}{{{2/5}}}hours or...
2 hours  24 minutes.