Note the expression: y = A/x3. Which statement is most consistent with this expression?

Note the expression: y = A/x3. Which statement is most consistent with this expression?

A. y is less than A.

B. If x is halved, y is multiplied by eight.

C. If x is doubled, y is multiplied by a factor of 8.

D. y is greater than x.

The answer is :

B. If x is halved, y is multiplied by eight.