-0.25 is the slope between those two points.
I would think it would be 19 that's my guess
7/12 of the mixture should be blue......but, in her mixture, 9/15 = 3/5 of the mixture is blue.....
And 7/12 is not equal to 3/5......so....the shade is not correct
Both are correct,
For lori’s answer u divide by 6 which is that same as 72/6
Here is the answer buddy
124.32