document.write( "Question 166178: 36.) If a manufacturer charges q dollars each for footballs, then he can sell 3000 - 150q footballs per week. Find a polynomial R(q) that represents the revenue for one week. Find the weekly revenue if the price is $8 for each football.\r
\n" ); document.write( "\n" ); document.write( "This is the answer that it is showing r(q)= -150q^2 + 3000q, 14,400
\n" ); document.write( "Can you show me how they got this answer please.
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Algebra.Com's Answer #122592 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
The number of footballs sold is,
\n" ); document.write( "\"N=3000-150q\"
\n" ); document.write( "The price for each football is \"q\".
\n" ); document.write( "The total revenue is just the number of footballs sold multiplied by the price of each football.
\n" ); document.write( "\"R%28q%29=%283000-150q%29q\"
\n" ); document.write( "\"R%28q%29=-150q%5E2%2B3000q\"
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\n" ); document.write( "When q=$8, then
\n" ); document.write( "\"R%28q%29=-150q%5E2%2B3000q\"
\n" ); document.write( "\"R%288%29=-150%288%29%5E2%2B3000%288%29\"
\n" ); document.write( "\"R%288%29=-150%2864%29%2B24000\"
\n" ); document.write( "\"R%288%29=-9600%2B24000\"
\n" ); document.write( "\"R%288%29=14400\"
\n" ); document.write( "The weekly revenue when footballs are $8 a piece is $14,400.
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