8 ounce (280 milligrams of calcium) 128 ounces (? milligrams of calcium) 128/8 = 16 (eight is sixteen times in 128) Then 16 * 280 = 4,480 milligrams of calcium per gallon
You can use the vertical line test (the blue lines on the drawing) and if the other end or if any part of the line touches the blue line, then it isn’t a function.
