[tex] (1)\frac{?}{4} \times \frac{8}{9} \times \frac{2}{?} = \frac{1}{3} [/tex]
[tex](2) \frac{15}{20} \times \frac{?}{10} \times \frac{2}{?} = \frac{1}{2} [/tex]
[tex] \frac{9}{?} \frac{5}{6} \frac{?}{3} = \frac{1}{2} [/tex]
bibigyan ko po extra points makakasagot​