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Area of a Pizza Percentage Ratio

Source: 2019 AMC 12A #1

February 8, 2019
AMCAMC 12geometrypercentratio2019 AMC 12A2019 AMC

Problem Statement

The area of a pizza with radius 44 inches is NN percent larger than the area of a pizza with radius 33 inches. What is the integer closest to NN?
<spanclass=latexbold>(A)</span>25<spanclass=latexbold>(B)</span>33<spanclass=latexbold>(C)</span>44<spanclass=latexbold>(D)</span>66<spanclass=latexbold>(E)</span>78<span class='latex-bold'>(A) </span> 25 \qquad<span class='latex-bold'>(B) </span> 33 \qquad<span class='latex-bold'>(C) </span> 44\qquad<span class='latex-bold'>(D) </span> 66 \qquad<span class='latex-bold'>(E) </span> 78