SOLUTION: Mary can finish an embroidery work in 10 days. After working for 3 days, Mary's cousin joined and together they finished the embroidery in another 4 1/2 days. How many days can Mar
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Question 571268: Mary can finish an embroidery work in 10 days. After working for 3 days, Mary's cousin joined and together they finished the embroidery in another 4 1/2 days. How many days can Mary's cousin finish the work alone?
Answer by scott8148(6628) (Show Source): You can put this solution on YOUR website!
Mary worked for 7.5 days (3 + 4.5) and did 75% (7.5 / 10) of the job
it took Mary's cousin 4.5 days to do 25% of the job
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