Math question help 12 points

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.]

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top