If the radius of the circle is 4 cm, find its circumference. [Use 3.14 for π.]

A) 12.56 cm
B) 25.12 cm
C) 37.68 cm
D) 50.24 cm

Martha needs 22.25 strawberries for every 5 smoothies she makes. complete the table to see how many strawberries she would need to make 10 smoothies and 20 smoothies.

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

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?