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2015-03-31T22:16:52+08:00

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Given:
             25 rolls of tissue = total rolls of tissue
              \frac{3}{8} = the fraction of the 25 rolls of tissues used by Ryan's roomate

Asked:  How many rolls of tissue were left?

Solution:
               25 rolls of tissue = total number of tissues
                \frac{3}{8} x 25 = 9. 375 = 9 \frac{3}{8} = number of rolls of tissue Ryan's roommate used.
               
How many rolls of tissue were left?

25 - 9 \frac{3}{8} 15 \frac{5}{8} = number of rolls of tissue left

Final Answer: 
                                 15 \frac{5}{8}
                  
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