document.write( "Question 1129988: The Land O’ Lakes High School auditorium has exactly 26 rows of seats. The rows are labeled, in order, from the front of the auditorium to the back from A through Z. There are 8 seats in the row A. Each row after the first row has two more seats than the previous row. There are 10 seats in row B, 12 seats in row C and so on. How many seats are there in row Z?\r
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document.write( "For this answer, I have 58 seats.\r
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document.write( "What is the total number of seats in the Land O’ Lakes High School auditorium?\r
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document.write( "For this answer, I have 1508 seats\r
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document.write( "Land O’ Lakes High School collected $2860 from ticket sales for the winter concert. A ticket was sold for every seat in the auditorium, resulting in a sold out concert. If the price of an adult ticket was three times the price of a student ticket, and twice as many student tickets were sold as adult tickets, what was the price of a student ticket?\r
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document.write( "I cannot figure out this last one. \n" );
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Algebra.Com's Answer #746623 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! sum=(n/2)(2a+(n-1)d)=13(16+(25)(2))=13*66=858 seats\r \n" ); document.write( "\n" ); document.write( "student=x \n" ); document.write( "adult=858-x \n" ); document.write( "x=2(858-x) \n" ); document.write( "3x=1716 \n" ); document.write( "x=572 student tickets and 286 adult tickets \n" ); document.write( "student ticket costs y \n" ); document.write( "adult ticket costs 3y \n" ); document.write( "572y+286(3y)=2860 \n" ); document.write( "1430y=2860 \n" ); document.write( "y=$2, student ticket cost \n" ); document.write( "3y=$6, adult ticket cost \n" ); document.write( " |