MathDB
Varies Inversely

Source:

February 11, 2009

Problem Statement

y y varies inversely as the square of x x. When y\equal{}16, x\equal{}1. When x\equal{}8, y y equals: <spanclass=latexbold>(A)</span> 2<spanclass=latexbold>(B)</span> 128<spanclass=latexbold>(C)</span> 64<spanclass=latexbold>(D)</span> 14<spanclass=latexbold>(E)</span> 1024 <span class='latex-bold'>(A)</span>\ 2 \qquad <span class='latex-bold'>(B)</span>\ 128 \qquad <span class='latex-bold'>(C)</span>\ 64 \qquad <span class='latex-bold'>(D)</span>\ \frac{1}{4} \qquad <span class='latex-bold'>(E)</span>\ 1024