Mark had $$ $243$$. He spent $$\frac{2}{9}$$ of his money on $$5$$ cupcakes and $$6$$ slices of pizza. The cost of $$3$$ slices of pizza was equal to the cost of $$2$$ cupcakes. What is the greatest number of cupcakes that he could buy with the money that he had left? 
Overseas Competition->Knowledge Point->Calculation Modules