Question

If y varies inversely as x, and y = 3 as x = 8, find y for the x-value of 6.

5

4

3

2

Answer 1

\[y \propto \frac{1}{x}\]\[y=\frac{k}{x}\]for x=8 & y=3, k=24 so \[y=\frac{24}{x}\]

Answer 2

so find y by replacing x by 6