If 2% milk contains 2% butterfat and whipping cream contains 9% butterfat how much whipping cream in 2% milk should be mixed to obtain 35 gallons of milk with 4% butterfat

Which function can be used to model the monthly profit for x trinkets produced? f(x) = –4(x – 50)(x – 250) f(x) = (x – 50)(x – 250) f(x) = 28(x + 50)(x + 250) f(x) = (x + 50)(x + 250)