A new crew of painters can paint a small apartment in 12 hours. An experienced crew can paint the small apartment in 6 hours.
How many hours does it take to paint the apartment when the two crews work together? It takes _____ hours to paint the apartment when the two crews work together
It is decreased by a factor of 3. You can determine this by realizing that one inch original equals 3.3 feet, but the equals 1.1 feet, and 3.3/1.1 = 3.