document.write( "Question 59851: The attendance at a concert was 1250. Admission was $20 each for adults and $10 each for children. Total receipts were $22,500. How many adults attended?\r
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document.write( "a) 750
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document.write( "b) 500
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document.write( "c) 250
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document.write( "d) 1000
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document.write( "e) none of the above \n" );
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Algebra.Com's Answer #41087 by funmath(2933)![]() ![]() ![]() You can put this solution on YOUR website! The attendance at a concert was 1250. Admission was $20 each for adults and $10 each for children. Total receipts were $22,500. How many adults attended?\r \n" ); document.write( "\n" ); document.write( "a) 750 \n" ); document.write( "b) 500 \n" ); document.write( "c) 250 \n" ); document.write( " \n" ); document.write( "e) none of the above \n" ); document.write( ": \n" ); document.write( "Let adults be:x \n" ); document.write( "Then the rest of the 1250 in attendance were children:1250-x \n" ); document.write( "The amount of money made on adult tickets: 20x \n" ); document.write( "The amount of money made on the children tickets: 10(1250-x) \n" ); document.write( "The total amount made is: 22,500 \n" ); document.write( "20x+10(1,250-x)=22,500 \n" ); document.write( "20x+12,500-10x=22,500 \n" ); document.write( "10x+12,500=22,500 \n" ); document.write( "10x+12,500-12,500=22,500-12,500 \n" ); document.write( "10x=10,000 \n" ); document.write( "10x/10=10,000/10 \n" ); document.write( "x=1,000 (d) \n" ); document.write( ": \n" ); document.write( "For fun, figure out how many children were there, or how much money waa made on adult tickets, or children's tickets. You have all the information you need for that as well. \n" ); document.write( "Happy Calculating!!! \n" ); document.write( " |