
306 gallons of milk containing 6% butterfat contain 18.36 gallons of butterfat.
x - the number of gallons of 7% milk
y - the number of gallons of 4% milk

204 gallons of 7% milk and 102 gallons of 4% milk should be used.
Answer: B
Step-by-step explanation:
Answer d because the y intercept is 3 and its a positive slope
Answer: Vertical line x = 1
<u>Step-by-step explanation:</u>
(1, 1) (1, 2) (1, 3) (1, 4)
Notice that the x-value for each coordinate is 1.
The line is a vertical line (up & down) through x = 1
120, 90, 30 if you're going from the depths of the water to water level