Need help please

Will mark as brainliest

(Don’t mind my answers)

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.]

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

Can someone, me with this.i really need with this