document.write( "Question 424756: An amateur drama group hire a theatre for their production. They expect to sell all 850 tickets, some at $12 and the rest at $8. The group require the ticket sales to cover their $3760 production costs and to make a profit of $4000. If they are to exactly achieve this target and their expectations regarding ticket sales are correct how many of the 850 tickets should they charge $12 for and how many should they charge $8 for?\r
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document.write( "(Need help thanks!!) \n" );
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Algebra.Com's Answer #296003 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! They expect to sell all 850 tickets, some at $12 and the rest at $8. \n" ); document.write( "--- \n" ); document.write( "Quantity Eq: t + e = 850 tickets \n" ); document.write( "--- \n" ); document.write( "The group require the ticket sales to cover their $3760 production costs and to make a profit of $4000. \n" ); document.write( "Value Equation: 12t + 8e = 7760 dollars \n" ); document.write( "-----------------------\r \n" ); document.write( "\n" ); document.write( "If they are to exactly achieve this target and their expectations regarding ticket sales are correct how many of the 850 tickets should they charge $12 for and how many should they charge $8 for? \n" ); document.write( "---- \n" ); document.write( "Multiply thru the Quantity Eq. by 12: \n" ); document.write( "12t + 12e = 12*850 \n" ); document.write( "12t + 8e = 7760 \n" ); document.write( "---- \n" ); document.write( "Subtract to get: \n" ); document.write( "4e = 2440 \n" ); document.write( "e = 610 (# of $8 tickets needed) \n" ); document.write( "--- \n" ); document.write( "Solve for \"t\": \n" ); document.write( "t + e = 850 \n" ); document.write( "t + 610 = 850 \n" ); document.write( "t = 240 (# of $12 tickets needed) \n" ); document.write( "================================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |