$$18\div15\textbackslash\% = 120$$ grams. 
A $$15\textbackslash\%$$ sugar solution contains $$18$$ grams of pure sugar. How many ounces of solution are there? 
Options:
a) $$90$$ grams 
b) $$100$$ grams 
c) $$120$$ grams 
d) $$150$$ grams 