Assume that the number of defective basketballs produced is related by a linear equation to the total number produced. Suppose that 15 defective balls are produced in a lot of 300, and 20 defective...

Assume that the number of defective basketballs produced is related by a linear equation to the total number produced. Suppose that 15 defective balls are produced in a lot of 300, and 20 defective balls are produced in a lot of 500. Find the number of defective balls produced in a lot of 750 balls.