document.write( "Question 1122755: A woman bought oranges at $1.44 a dozen. She sold 4/5 of them at the rate of 4 for 60 cents and the rest at the rate of 2 for 25 cents. She gained $5.00 in yhe transaction. How many oranges did she buy?\r
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Algebra.Com's Answer #738918 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! x is the number she bought \n" ); document.write( "the oranges are 12 cents or $0.12 each, since there are 12 in a dozen. \n" ); document.write( "(4/5) of them were sold for 15 cents each (4 for 60 cents) and the rest at 12.5 cents each (2 for 25 cents). \n" ); document.write( "She gained $5.00 \n" ); document.write( "That means she had to make $5.00 (profit)+0.12x, the cost she paid for the oranges. \n" ); document.write( "therefore, \n" ); document.write( "5.00+0.12x=.80x(0.15x)+.20x(0.125) \n" ); document.write( "5.00+0.12x=0.12x+0.0250x \n" ); document.write( "5.00=0.0250x \n" ); document.write( "x=200 oranges or 16 dozen 8. Assuming she can buy part of a dozen at the same cost, she paid $24 for the oranges and needed to make $29 overall. \n" ); document.write( "She sold 160 oranges, 4/5, at 15 cents each for $24. She sold 40 for 12.5 cents each for $5. \n" ); document.write( "200 oranges ANSWER \n" ); document.write( " |