If the diameter of a youth baseball is 2.8 inches and the diameter of an adult softball is 3.8 inches, what is the approximate
difference in their volumes? Use 3,14 for pie . Round to the nearest tenth
Recall the formula Sphere V=4/3 3.14(2.8)^3
A. 1.0 cubic inch
B. 17.2 cubic inches
C. 40.2 cubic inches
D. 137.8 cubic inches

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?