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1. |
Q: If the length of a rectangle is increased by 10% and the area is unchanged, then how much percent does the breadth decrease? |
A. | $$ {100\over 11}{\%}$$ |
B. | $$ {100\over 9}{\%}$$ |
C. | 0.09 |
D. | 0.1 |
Answer» B. $$ {100\over 9}{\%}$$ | |