Answer:
19
Step-by-step explanation:
Rearranging the number in ascending order,
12,15,17,19,19,20,24,26
Median = The average of the 4th and 5th number

A + 3A = 120
4A = 120
A = 30
B = 90
2880 / 112 = 25.71 square inches per hr
Answer: I may not be correct
This is direct variation. If you move the x to the other side of the equation, it will become:
y = x
Direct variation is when y is equal to x times a constant. In this example, y is equal to 1 * x.