I dont know this help me

What are the soultion(s) to the quadratic equation 40- x^2=0

With finding limits of multi variable !

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