[tex] \bf a) \: \frac{4}{8} \: din \: 258 = \bf \frac{4}{8} \cdot 258 = \\ \\ \bf = \frac{1}{2} \cdot 258 = \red{129}[/tex]
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[tex] \bf b) \: \frac{6}{9} \: din \: 732 = \frac{6}{9} \cdot 732 = \\ \\ \bf = \frac{2}{3} \cdot 732 = \frac{1464}{3} = \blue{488}[/tex]
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[tex] \bf c) \: \frac{18}{6} \: din \: 121 = \frac{18}{6} \cdot 121 = \\ \\ \bf = 3 \cdot 121 = \purple{363}[/tex]
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[tex] \bf d) \: \frac{48}{36} \: din \: 927 = \frac{48}{36} \cdot 927 = \\ \\ \bf = \frac{4}{3} \cdot 927 = 4 \cdot 309 = \green{1236}[/tex]
[tex] \space [/tex]
[tex] \bf e) \: \frac{125}{75} \: din \: 624 = \frac{125}{75} \cdot 624 = \\ \\ \bf = \frac{5}{3} \cdot 624 = 5 \cdot 208 = \orange{1040}[/tex]
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[tex] \bf f) \: \frac{36}{27} \: din \: 540 = \frac{36}{27} \cdot 540 = \\ \\ \bf = \frac{4}{3} \cdot 540 = 4 \cdot 180 = \pink{720}[/tex]
