[tex]3.3 = \frac{33}{10} \\ 2 \frac{2}{5} = \frac{12}{5} \\ \\ \frac{33}{10} + \frac{12}{5} = \frac{33}{10} + \frac{24}{10} = \frac{57}{10} \\ \\ \frac{57}{10} - \frac{5}{100} = \frac{570}{100} - \frac{5}{100} = \frac{565}{100} \\ \\ \frac{565}{100} - \frac{1}{4} = \frac{565}{100} - \frac{25}{100} = \frac{540}{100} \\ \\ \frac{540}{100} = \frac{54}{10} = \frac{27}{5} [/tex]
Yang dijual adalah sebesar 27/5 atau 5,4
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[tex]3.3 = \frac{33}{10} \\ 2 \frac{2}{5} = \frac{12}{5} \\ \\ \frac{33}{10} + \frac{12}{5} = \frac{33}{10} + \frac{24}{10} = \frac{57}{10} \\ \\ \frac{57}{10} - \frac{5}{100} = \frac{570}{100} - \frac{5}{100} = \frac{565}{100} \\ \\ \frac{565}{100} - \frac{1}{4} = \frac{565}{100} - \frac{25}{100} = \frac{540}{100} \\ \\ \frac{540}{100} = \frac{54}{10} = \frac{27}{5} [/tex]
Yang dijual adalah sebesar 27/5 atau 5,4