Mrs. Clayton was buying treats for her children. She bought $12 worth of cinnamon rolls, $9 worth of candy, $8 worth of cookies, and $10 worth of pretzels. Estimate
the total amount of money Mrs. Clayton spent.

Based on what i know about mean, this doesn't add up.

Mary works for a company that ships packages and must measure the size of each box that needs to be shipped. mary measures a box and finds the length is 7 inches, the width is 14 inches, and the height is 15 inches. what is the volume of the box? [type your answer as a number.]

What is the volume of a cone with a height of 6 cm in the radius of 2 cm