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A Professional Painter Can Paint a Kitchen in 9 Hours

Question 78

Multiple Choice

A professional painter can paint a kitchen in 9 hours.His apprentice can paint the same kitchen in 12 hours. If they worked together, how long would it take for them to paint the kitchen?


A) 11
B) A professional painter can paint a kitchen in 9 hours.His apprentice can paint the same kitchen in 12 hours. If they worked together, how long would it take for them to paint the kitchen? A)  11 B)    C)    D)  3 E)
C) A professional painter can paint a kitchen in 9 hours.His apprentice can paint the same kitchen in 12 hours. If they worked together, how long would it take for them to paint the kitchen? A)  11 B)    C)    D)  3 E)
D) 3
E) A professional painter can paint a kitchen in 9 hours.His apprentice can paint the same kitchen in 12 hours. If they worked together, how long would it take for them to paint the kitchen? A)  11 B)    C)    D)  3 E)

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