document.write( "Question 1173571: please check my Math !\r
\n" ); document.write( "\n" ); document.write( "US Sales of hybrid cars for the first quarter of 2012 totaled 106,206 units . This is a 23 percent increase on the figure of units sold for the same period in 2011. Find the number of units sold in 2011 . Round to the nearest units .\r
\n" ); document.write( "\n" ); document.write( "23/100 = 0.23
\n" ); document.write( "2.23/106206 = 2.165= 216
\n" ); document.write( "106206-216= 105990 \n" ); document.write( "

Algebra.Com's Answer #798815 by ikleyn(52864) $\"\"$ $\"About$

You can put this solution on YOUR website!
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It is how this problem SHOULD BE solved (!)

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document.write( "    (1 + 0.23)x = 106206\r\n" );
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document.write( "       1.23x    = 106206\r\n" );
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document.write( "           x    =  = 86346.34,  or  86346   (rounded).    ANSWER\r\n" );
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\n" ); document.write( "\n" ); document.write( "On percentage, see the lessons \r
\n" ); document.write( "\n" ); document.write( "    - Percentage problems\r
\n" ); document.write( "\n" ); document.write( "    - Percentage word problems (Type 1 problems, Finding the Part)\r
\n" ); document.write( "\n" ); document.write( "    - Percentage word problems (Type 2 problems, Finding the Rate)\r
\n" ); document.write( "\n" ); document.write( "    - Percentage word problems (Type 3 problems, Finding the Base)\r
\n" ); document.write( "\n" ); document.write( "    - Simple percentage problems \r
\n" ); document.write( "\n" ); document.write( "    - More complicated percentage problems\r
\n" ); document.write( "\n" ); document.write( "    - Advanced problems on percentage \r
\n" ); document.write( "\n" ); document.write( "    - Percentage problems on chains of discounts \r
\n" ); document.write( "\n" ); document.write( "    - Problems on percentage that lead to unexpected results\r
\n" ); document.write( "\n" ); document.write( "    - Simple interest percentage problems \r
\n" ); document.write( "\n" ); document.write( "    - Compounded interest percentage problems \r
\n" ); document.write( "\n" ); document.write( "    - OVERVIEW of lessons on percentage problems\r
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\n" ); document.write( "\n" ); document.write( "They are written specially for you.\r
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\n" ); document.write( "\n" ); document.write( "Read them and become an expert in this area.\r
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\n" ); document.write( "\n" ); document.write( "Start from the very first lesson of the list.\r
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\n" ); document.write( "\n" ); document.write( "Consider these lessons as your textbook, handbook, tutorials and (free of charge) home teacher.\r
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