Josh buys 3 packs of string cheese.  Each piece of string cheese cost 10 cents.  Each pack has 20 string cheeses in them.  How many dollars did he pay?
Each pack cost 20*10=<T>multiply(20, 10)=200 cents
So each pack cost 200/100=$<T>divide(200, 100)=2.0
That means he pays 2*3=$<T>multiply(2, 3)=6
