No. 16 Pppaaakkkaaaiii Cccaaarrraaa...

18/4 x 4/11 = 72/44 = 18/11 = c. 1 7/11

Kalo gasalah ya hehe^^

jawab: 4[tex] \frac{2}{4} [/tex]÷2[tex] \frac{3}{4} [/tex]
         =[tex] \frac{18}{4} [/tex]×[tex] \frac{4}{11} [/tex]
         =[tex] \frac{18}{11} [/tex]=1[tex] \frac{7}{11} [/tex]