For this, you have to calculate Unit rates of all of them.
Unit rate of sample 1, = 10/25 = $0.4
U.R. of sample 2, = 18.50/50 = $0.37
U.R. of sample 3, 27.20/80 = $0.34
So, first one is costlier!!!
Answer:
-4 and -5
Step-by-step explanation:
Love u man :)
The graph is turned upside down. A negative parabola points down rather than up.
hope it helps..explanation..
