Diameter BC is 19.6 ft long. What is the length of the minor arc BD?

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?

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

Which point has an coordinates of (2,0) ? a