[tex]a) \frac{125}{5} \cdot 100 \% = 2500 \% , \ \ \ \frac{5}{125} \cdot 100\% = 4\%\\ \\b) \frac{0.09}{0.144} \cdot 100\% = 62.5 \%, \ \ \ \frac{0.144}{0.09} \cdot 100\% = 160\% \\ \\c)\frac{\frac{25}{7} }{\frac{19}{7}} = \frac{25}{19} \Rightarrow \frac{25}{19} \cdot 100\% \approx 131.58 \%, \ \ \ \frac{\frac{19}{7}}{\frac{25}{7} } =\frac{19}{25} \Rightarrow \frac{19}{25}\cdot 100\% = 76\%[/tex]
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[tex]a) \frac{125}{5} \cdot 100 \% = 2500 \% , \ \ \ \frac{5}{125} \cdot 100\% = 4\%\\ \\b) \frac{0.09}{0.144} \cdot 100\% = 62.5 \%, \ \ \ \frac{0.144}{0.09} \cdot 100\% = 160\% \\ \\c)\frac{\frac{25}{7} }{\frac{19}{7}} = \frac{25}{19} \Rightarrow \frac{25}{19} \cdot 100\% \approx 131.58 \%, \ \ \ \frac{\frac{19}{7}}{\frac{25}{7} } =\frac{19}{25} \Rightarrow \frac{19}{25}\cdot 100\% = 76\%[/tex]