document.write( "Question 152240: The anual cost in dollars for removing p% of the toxic chemicals from a town's water supply is given by the formula
\n" ); document.write( "C(p) = (500,000)/100-p
\n" ); document.write( "use the formula to determine the cost for removing 99.5% of the toxic chemicals
\n" ); document.write( " I did C(99.5) = (500,000)/100-99.5
\n" ); document.write( " 99.5 C = 500,000/.5
\n" ); document.write( " C = 1005.025
\n" ); document.write( " this just can't be right because It costs 50,000 at 90% and 100,000 at 95%
\n" ); document.write( "Thanks for your advice and help
\n" ); document.write( "

Algebra.Com's Answer #111902 by oscargut(2103)\"\" \"About 
You can put this solution on YOUR website!
C(99.5) = (500,000)/(100-99.5)=1.000.000
\n" ); document.write( "cost is 1.000.000
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