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an electric bill in May was $112 in June the bill was $163 what is the percent of increase rounded to the nearest tenth

Respuesta :

olemakpadu
% increase  =  (New bill -  Old bill)  / Old bill    * 100%

                     =    (163 - 112) / 112  * 100%

                     =      51 / 112    * 100%              Use your calculator

                     =      45.536%

                    =       45.5% increase to the nearest tenth

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