Question 780897
Painter's rate = 1/3 job/hr
Apprentice's rate = 1/6 job/hr
Together rate = 1/x job/hr
1/3 + 1/6 = 1/x
Common denominator = 6x
2x + x = 6
3x = 6
 x = 2 hours.
Together they can paint the kitchen
in 2 hours.
Hope this helped.
:-)