Aschool bought $548 in basketball equipment and uniforms costing $29.50 each. the total cost was $2,023. write an equation you can use to find the number of uniforms the school purchased

Which formula finds the probability that a point on the grid below will be in the blue area? p(blue) = total number of squares number of blue squares number of blue squares p(blue) = total number of squares number of blue squares p(blue) = number of white squares

Math it's appreciated. (picture provided)

I’m confused on how to work the pie charts