Help me pleassse

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show

3women sell hats at a craft fair weekly. the money they make at the fair is split into categories. 9% goes to pay taxes. $55 goes to pay rent for the space they sell in. the rest is split between the women. if the group make $706 at the fair, how much does each women get paid once the money is divided