document.write( "Question 1068558: JoAnn works in the publicity office at the state university. She is paid $12 an hour for the first 35 hours she works each week and $18 an hour for every hour after that. If she makes $492 one week, how many hours did she work? \n" ); document.write( "

Algebra.Com's Answer #683841 by josgarithmetic(39617) $\"\"$ $\"About$

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Money from the boundary hours:
\n" ); document.write( " $\"12%2A35=420\"$
\n" ); document.write( "420 dollars, before earning at the higher rate.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " $\"492-420=72\"$ ------the money earned after the first 420 dollars, this $72 at the higher rate.
\n" ); document.write( " $\"72%2F18=4\"$
\n" ); document.write( "4 hours at this $18/hour rate.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Total hours worked
\n" ); document.write( " $\"cross%2812%2B4=highlight%2816%29%29\"$ ----mistook 35 and 12
\n" ); document.write( " $\"35%2B4=highlight%2839%29\"$ \n" ); document.write( "

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