Question

a recipe calls for a cup of milk for every 2 1/2 cups of flour to make a cake that would feed 6 person .How many cups of both flour and milk will be needed to make a similar cake for 8 people​

Answer 1

Answer:

Easiest would be just crosscheck 1 by 1,

like, first check for flour, he has 15 cups, i.e. 15/2.5 = 6 cups can be made.

then come to sugar, sugar per cup (if he wants to make 6 cups of recipe) = 16/6 = 2+2/3 (what he has), but he need 2+3/4; so not available.

So, ans =5