A recipe that makes 16 cookies calls for 1/4cup of sugar and 2/3cup of flour. Janelle wants toproportionally increase these amounts to get a new recipe using one cup of sugar.
a. Using the new recipe, how much flour should she use?
b. How many cookies can she make with the new recipe?

Respuesta :

16 cookies : 1/4 cup of sugar : 2/3 cup of flour
   (x4)                 (x4)                      (x4)
64 cookies   :  1 cup of sugar  :  2 2/3 cup of flour

(a) She will need 2 2/3 cup of flour.
(b) She can make 64 cookies.