Maths Olympiad Prep

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Algebra Difficulty 4.7 AIME Find the answer

1. If the total output value of 㭗 factory last year increased by a%a \% compared to the previous year, then the percentage by which the previous year was less than last year is:

Pick one

Solution

1D\frac{1}{D}

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Source: NuminaMath-1.5, licensed Apache-2.0. Statement and solution reproduced as published; topic and difficulty added by this site.