If the vertex triangle is rotated 180°: A (0,0), B (4, 3) and C (5,0), in a Cartesian plane, with center in the origin and anti-clockwise direction, and then perform a translation with a translation vector T (-2, 2) then the vertices of the resulting triangle are?

Becca wants to mix fruit juice and soda to make a punch. she can buy fruit juice for $3 a gallon and soda for $4 a gallon. if she wants to make 28 gallons of punch at a cost of $3.25 a gallon, how many gallons of fruit juice and how many gallons of soda should she buy?