Question

If xy = 20, then y decreases as x ____________.

Answer 1

increases.

Answer 2

If y is decreasing then x has to increase

Answer 3

thanks guys! I'm going to have to give the best answer to the first answerer though.

Answer 4

2*10=20
4*5=20
5*4=20
6*20/6=20
10*2=20
20*1=20

we can observe that as x is increasing y is decreasing.

Answer 5

\[x=\frac{20}{y}\]\[\implies x \space \space proportional \space \space \frac{1}{y}.\]therefore
If y is decreasing then x has to increase

Answer 6

It means x is inversely proportional to y.