Sasha bought a pizza that was cut into 12 pieces. She ate 1/4 of the pizza after school. Her brother Eli ate 1/3 of the pizza after soccer practice. What fraction of the original pizza was left for their dad to eat?
A) l/2
B) 2/3
C) 5/12
D) 10/12

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?