Answer:
Theo Should use <u>1.3 cups</u> of Sugar to make 24 cookies.
Step-by-step explanation:
Given;
Number of cookies required by recipe = 36 cookies
Number of cookies Theo wants to use = 24 cookies
Number of cups sugar recipe requires = 2 cups
We need to find Number of cups sugar Theo should use to make cookie according to recipe.
Now,
For 36 cookies = 2 cups of sugar
So For 24 cookies = Number of cups of sugar required for 24 cookies.
By Using Cross Multiplication we get;
Number of cups of sugar required for 24 cookies = 
Hence Theo Should use <u>1.3 cups</u> of Sugar to make 24 cookies.