document.write( "Question 344492: If the sales tax on a $30 item is 1.80, What is the sale tax rate? \n" ); document.write( "
Algebra.Com's Answer #246444 by ewatrrr(24785)\"\" \"About 
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Sales tax is the product of the rate(expressed as a decimal)*Cost
\n" ); document.write( "for ex. 5%tax on $20 would be .05*$20 or $1.00\r
\n" ); document.write( "\n" ); document.write( "Question states the following to be true:
\n" ); document.write( "Let R represent tax rate
\n" ); document.write( "R*$30 = 1.80
\n" ); document.write( "R=.06 0r 6% is the Sales Tax Rate
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