document.write( "Question 93098: What was the percent of increase in the sales between month 2 ($56,000) and month 12 ($72,000) of 1990? Round your answer to the nearest tenth. Thanks so much!! \n" ); document.write( "
Algebra.Com's Answer #67742 by vertciel(183)![]() ![]() ![]() You can put this solution on YOUR website! The formula for rate of change is:\r \n" ); document.write( "\n" ); document.write( "Rate of Change = (New percentage - Original Percentage/Original Percentage) \r \n" ); document.write( "\n" ); document.write( " = (72000 - 56000/56000) x 100\r \n" ); document.write( "\n" ); document.write( " = 2/7 \r \n" ); document.write( "\n" ); document.write( "Since there was an increase of sales, we add 1 to 2/7, which becomes approximately, 128.571429%. \n" ); document.write( " |