document.write( "Question 803373: 1. John gave 1/5 of his salary to his parents and spent $240 less than the amount he gave to the parents. He had $1740 left. How much was his salary?\r
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document.write( "2. A fruit seller sold 1/5 of his pears on Friday and 1/3 of the remainder on Saturday. He found that he had sold 9 fewer pears on Friday than on Saturday. How many pears did He sell altogether? \n" );
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Algebra.Com's Answer #484326 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 1. John gave 1/5 of his salary to his parents and spent $240 less than the amount he gave to the parents. He had $1740 left. How much was his salary?\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "let salary be x \n" ); document.write( "x/5 he gave to parents\r \n" ); document.write( "\n" ); document.write( "He had balance (x-x/5) = 4x/5 \r \n" ); document.write( "\n" ); document.write( "He spent (x/5 -240)\r \n" ); document.write( "\n" ); document.write( "So he had balance of 4x/5 -(x/5-240)\r \n" ); document.write( "\n" ); document.write( "4x/5 -(x/5-240)=1740 \n" ); document.write( "3x/5 +240 =1740 \n" ); document.write( "3x/5 = 1740-240 \n" ); document.write( "3x/5 = 1500\r \n" ); document.write( "\n" ); document.write( "3x=5*1500 \n" ); document.write( "x= 5*1500/3\r \n" ); document.write( "\n" ); document.write( "x=5*300 \n" ); document.write( "=1500\r \n" ); document.write( "\n" ); document.write( "salary was $1500 \n" ); document.write( "2. A fruit seller sold 1/5 of his pears on Friday and 1/3 of the remainder on Saturday. He found that he had sold 9 fewer pears on Friday than on Saturday. How many pears did He sell altogether?\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Let him have x pears \n" ); document.write( "Friday he sold x/5 \n" ); document.write( "balance on Friday = x-x/5 = 4x/5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "He sold 1/3 of balance on Saturday \n" ); document.write( "=1/3 * 4x/5= 4x/15 on Saturday \n" ); document.write( "Balance on Saturday = 4x/5 -4x/15= 8x/15\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "4x/15 -x/5 =9\r \n" ); document.write( "\n" ); document.write( "x/15 =9 \n" ); document.write( "x=135\r \n" ); document.write( "\n" ); document.write( "In all he had 135 pears\r \n" ); document.write( "\n" ); document.write( "Plug x in the expression on the number he sold on Friday and Saturday to get the total sold \n" ); document.write( " |