Question

A brownie recipe requires two and three quarters cups of sugar to one cup of chocolate chips. If three and two thirds cups of sugar is used, what quantity of chocolate chips will be needed, according to the recipe?

Answer 1

Sugar : 2 3/4 cups ------------- Chocolate chips: 1 cupSugar : 3 2/3 cups -------------- Chocolate chips: x cups.We can use the proportion:2 3/4 : 3 2/3 = 1 : x11/4 : 11/3 = 1 : x11/4 x = 11/3 / : 11 ( divide both sides by 11 )1/4 x = 1/3x = 1/3 : 1/4 = 1/3 * 4/1 = 4/3 = 1 1/3Answer: 1 and 1/3 cups of chocolate chips.