MathDB
Grocer's Can Display

Source:

January 5, 2009

Problem Statement

A grocer makes a display of cans in which the top row has one can and each lower row has two more cans than the row above it. If the display contains 100 100 cans, how many rows does it contain? <spanclass=latexbold>(A)</span> 5<spanclass=latexbold>(B)</span> 8<spanclass=latexbold>(C)</span> 9<spanclass=latexbold>(D)</span> 10<spanclass=latexbold>(E)</span> 11 <span class='latex-bold'>(A)</span>\ 5\qquad <span class='latex-bold'>(B)</span>\ 8\qquad <span class='latex-bold'>(C)</span>\ 9\qquad <span class='latex-bold'>(D)</span>\ 10\qquad <span class='latex-bold'>(E)</span>\ 11