MCQOPTIONS
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| 1. |
from 2008 to 2009, the sales of a book decreased by 80%. If the sales in 2010 was the same as in 2008, by what per cent did it increase from 2009 to 2010 ? |
| A. | 80% |
| B. | 100% |
| C. | 120% |
| D. | 400% |
| Answer» E. | |