Santiago makes 12 dozen cookies for a bake sale. He needs 34 teaspoon of baking soda for each dozen. How many total teaspoons of baking soda will Santiago need? The answers are
A.12 3/4 tsp
B.12 tsp
C.9.tsp
D.8 3/4 tsp

Me its important ! marge runs an ice cream parlor. her speciality is triple chocolate sundaes.she can prepare 1 sundae every 2 minutes, and she earns $1.20 for each sundae she makes . if she just makes sundaes for a single shift of at most 4 hours and at least 2 hours , which function relates her earnings to the number of minutes she works?