A) 4/5:2/3
[tex] \frac{4}{5} \div \frac{2}{3 } = [/tex]
[tex] \frac{4}{5} \times \frac{3}{2} = [/tex]
[tex] \frac{12( \div 2)}{10( \div 2)} = \frac{6}{5} [/tex]
B) 1/4:7:3 =
[tex] \frac{1}{4} \div \frac{7}{3} = [/tex]
[tex] \frac{1}{4} \times \frac{3}{7} = \frac{3}{28} [/tex]
C) 3/4:12 =
[tex] \frac{3}{4} \div 12 = [/tex]
[tex] \frac{3}{4} \times \frac{1}{12} = [/tex]
[tex] \frac{3( \div 3)}{48( \div 3)} = \frac{1 }{16} [/tex]
