[tex]1. \: \: \frac{3}{8} \div \frac{2}{4} = \frac{3}{8} \times \frac{4}{2} = \frac{12}{16} = \frac{6}{8} = \frac{3}{4} [/tex]
[tex]2. \: \: \frac{4}{7} \div \frac{5}{2} = \frac{4}{7} \times \frac{2}{5} = \frac{8}{35} [/tex]
[tex]3. \: \: \frac{9}{6} \div \frac{7}{8} = \frac{3}{2} \times \frac{8}{7} = \frac{12}{7} = 1 \frac{5}{7} [/tex]
[tex]4. \: \: \frac{8}{10} \div \frac{9}{7} = \frac{4}{5} \times \frac{7}{9} = \frac{28}{45} [/tex]
[tex]5. \: \: \frac{15}{9} \div \frac{16}{25} = \frac{5}{3} \times \frac{25}{16} = \frac{125}{48} = 2 \frac{29}{48} [/tex]
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