Question

A recipe that makes a dozen cookies calls for 1 1/2 cups of milk, 2.25 cups of flour, and 1 1/4 cups of other ingredients. How many cups of other ingredients, milk and flour are needed to make 36 cookies? (1 dozen is 12 cookies)

Answer 1

15 cups

Explanation:

`1(1)/(2) \:cups \:of\:milk\\2.25\:cups \:of\:flour\\1(1)/(4) \:cups\:of\:other\:ingredients\\\\Total = 1(1)/(2) + 2.25 + 1(1)/(4) \\= 5\:cups\\\\1\:dozen = 5\:cups\\3 \:dozen(36\:cookies) = x \:cups\\\\Cross\:multiply\\\\x = 5* 3\\x = 15 \:cups`