$1.00 because the first ounce is 0.40 then you have to times the other 3 ounce by 0.20 then u would have $1.00
the first one is 0.00001
Step-by-step explanation:
its on the screen
Step-by-step explanation:

Answer:
Undefined/infinity
Step-by-step explanation:
(1,1) and (1.2) lie on a vertical line x = 1
Slope of a vertical line is undefined.. approaches infinity