A's income is $25\%$ more than B's. B's income is what percent less than A's? (round to 2 decimals)
A's income is $25\%$ more than B's. B's income is what percent less than A's? (round to 2 decimals)
- $20\%$
- $25\%$
- $22.50\%$
- $33.33\%$
Solution
Let $B = 100$. Then $A = 125$. $B$ is $\dfrac{125 - 100}{125} \times 100\% = \dfrac{25}{125} \times 100\% = 20\%$ less than $A$.
Asked in: IMO
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