Answer:
(a) not
(b) are; 30
Explanation:
When variables are inversely proportional, their product is the constant of variation.
(a) The product of x and y is 24 for all entries except the last one. 5.5·4 = 22 ≠ 24, so there is no "constant" of variation. x and y are not inversely proportional.
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(b) The product of x and y for all table entries is 30, so ...
x and y are inversely proportional
the constant of variation is 30