The constant of proportionality (k) equals the total price (y) divided by the number of cans (x).
Step-by-step explanation:
The graphs of the two equation are attache. The red curve represents the graph of the equation

while the blue curve represents the graph of the equation

.
L*W*H , So 4*4*4, So therefore it would be 64 m3
I think it’s always have a blessed day