The commission on the sale of a car can be represented by the equation c(p) = 250 + 0.02p where c represents the commission and p represents the purchase price of the car. If Jack's commission was $745.80, find the purchase price of the car.

Afactory adds 3 red drops and 2 blue drops of coloring to white paint to make each pint of purple paint. the factory will make 50 gallons of the purple paint.how many drops of red and blue coloring will the factory need in the 50 gallon batch of purple paint.