SOLUTION: If Sally can paint a house in 4 hours and John can paint the same house in 6 hours, how long will it take for both of them to paint the house together?
A) 2 hours 24mins
B) 3 hou
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Percentage-and-ratio-word-problems
-> SOLUTION: If Sally can paint a house in 4 hours and John can paint the same house in 6 hours, how long will it take for both of them to paint the house together?
A) 2 hours 24mins
B) 3 hou
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Question 130020: If Sally can paint a house in 4 hours and John can paint the same house in 6 hours, how long will it take for both of them to paint the house together?
A) 2 hours 24mins
B) 3 hours 12mins
C) 3 hours 44mins
D) 4 hours 10mins
E) 4 hours 33mins Answer by checkley71(8403) (Show Source):