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DSQ: Understanding work problems Practice Test
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Q1
Steve can paint his greenhouse in 4 hours 40 minutes minutes, working alone; his brother Phil can do the same job in 6 hours, working alone. If they work together, to the nearest minute, how long will it take them?
Steve can paint his greenhouse in 4 hours 40 minutes minutes, working alone; his brother Phil can do the same job in 6 hours, working alone. If they work together, to the nearest minute, how long will it take them?
of her salary on rent and 
of the rest on clothes. How much did she have left after paying the rent and buying the clothes?