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1. |
If the cost price and selling price of an article are in the ratio of 9 : 11, then find the percentage of profit. |
A. | 21 9 % 2 |
B. | 22 2 % 9 |
C. | 22 7 % 9 |
D. | 21 2 % 9 |
Answer» C. 22 7 % 9 | |