Sembilan per tiga : dua : sebelas per enam

9/3 : 2 : 11/6
=3:2 : 11/6
=3/2 : 11/6
=3/2 × 6/11
=18/22
=9/11

[tex] \frac{9}{3} \div 2 \div \frac{11}{6} \\ = \frac{9}{3} \times \frac{1}{2} \times \frac{6}{11} \\ = \frac{54}{66} = \frac{18}{22} = \frac{9}{11} = 0.818[/tex]
Semoga bermanfaat......
-Prisco