Asked by Mo

Abbie paints twice as fast as Beth and three times as fast as Cathie. If it takes 60 min to paint a living room with all three working togather, how long does it take for Abbie if she works alone?
Answered by Steve
In terms of minutes taken.

b = 2a
c = 3a

1/a + 1/2a + 1/3a = 1/60

a = 110
There are no AI answers yet. The ability to request AI answers is coming soon!