subtraction:
5/8 - 1/8 = 4/8which reduces to 1/2 pound left
HELLO THIS YOU CALL DONAT
Since the line goes through (0, 0), it can be described by
y = kx
You are given the point (12, 72), so you know
72 = 12k
6 = k . . . . . . . divide by 12
Then the equation of the line is ...
y = 6x
The answer is 8.4 all you do is divide them together to get your answer.