Evaluate the expression shown below and write your answer as a fraction in simplest form. Please and thank u

Answer these questions showing your work plz

Af jewelry box is in the shape of a rectangular prism with an area of 528 cube inches. the length of the box is 12 inches and the height is 5 1/2 inches. what is the width of the jewelry box

Reinel saves 30% of every pay check. his paycheck last week was 560$. how much did reniel save last week?