2x6++8)to the power of 2 equals what

How many degrees does the hour hand move from 3: 00 to 5: 30?

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.]

Plz heeeeeeelp plz give me the answer