The answer is d=6t ok because if you multiply 12 by 6 you get 72 as this shows their relationship
the following answer to this question is 37.
So first you have to do 18 multiply by 2/9. This gets you 4, next you multiply by 1/2. This gets you 2.
ANSWER: She will have 2 stamps left.
Is there a table? Can you attach a picture of it?