Respuesta :
eighteen thirds
two thirds refers to : [tex]\sf \sf \dfrac{2}{3}[/tex]
[tex]\sf \rightarrow 9 * \dfrac{2}{3}[/tex]
[tex]\sf \rightarrow \dfrac{9*2}{3}[/tex]
[tex]\sf \rightarrow \dfrac{18}{3}[/tex] [ also refereed as eighteen thirds ]
Answer:
[tex]6\\six~is~2/3~of~9\\this~can~also~be~looked~at~as\\2 * 3 = 6\\[/tex]
↓ Second problem
[tex]11/27\\18/27\\11/3\\18/3[/tex]
Hope it helps, be great!