Ginny and Lucia are roommates. They spend most of their time studying (of course), but they leave some time for their favorite activities: making pizza and brewing root beer. Ginny takes 3 hours to brew a gallon of root beer and 2 hours to make a pizza. Lucia takes 7 hours to brew a gallon of root beer and 5 hours to make a pizza.1. Cho's opportunity cost of brewing a gallon of root beer is:a. 2/3 pizza; b. 5/7 pizza; c. 1 1/2 pizzas; d. 1 2/5 pizzas, 2. and Ginny's opportunity cost of brewing a gallon of root beer is: a. 2/3 pizza; b. 5/7 pizza; c. 1 1/2 pizzas; d. 1 2/5 pizzas.

Answer and Explanation:

As it is given that Ginny takes 3 hours for brewing a root beer gallon and 2 hours to make a pizza

So,

the opportunity cost of brewing a root beer gallon is

= 3 ÷ 2

= 1.5 gallons

And, the ginny opportunity cost for brewing a root beer gallon is

= 7 ÷ 5

= 1.4 gallons

As she takes 5 hours to make a pizza and 7 hours for brewing a root beer gallon

a recipe serves 8 people, and calls for 5 lbs of apples and 2 cups of flour. you want to prepare it for 24 people. divide 24 by 8 to get 3, and then multiply your ingredients by 3.

so for 24 people, you'll need 15 lbs of apples, and 6 cups of flour.