document.write( "Question 709804: The average 5oz cup costs $5.79 in 2012. Inflation since 2005 has been 5%, what was the averae cost a 5oz cup in 2001? \n" ); document.write( "
Algebra.Com's Answer #436782 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! The average 5oz cup costs $5.79 in 2012. Inflation since 2005 has been 5%, what was the averae cost a 5oz cup in 2001? \n" ); document.write( "--- \n" ); document.write( "Let average cost in 2001 be \"x\"; \n" ); document.write( "Equation: \n" ); document.write( "(1.05)^11*x = 5.79 \n" ); document.write( "x = 5.79/(1.05)^11 \n" ); document.write( "x = $3.39 \n" ); document.write( "================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "================ \n" ); document.write( " |