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72 is what percent of 480?

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Method\ 1:\\\\(72)/(480)\cdot100\%=(3)/(20)\cdot100\%=(300)/(20)\%=15\%\\--------------------\\Method\ 2:\\\\480\ -\ 100\%\\72\ \ \ -\ p\%\\\\cross\ multiply\\\\480p=72\cdot100\\480p=7200\ \ \ |divide\ both\ sides\ by\ 480\\p=15\ (\%)\\--------------------\\Method\ 3:\\\\480x=72\ \ \ |divide\ both\ sides\ by\ 480\\\\x=(72)/(480)\\\\x=(3)/(20)\\\\(3)/(20)\cdot100\%=15\%
User Ethan Bierlein
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