document.write( "Question 1169605: Martin and Oscar share I L of milk. If Martin gives 50 mL of his share to Oscar, they will have the same volume of milk. Find the original volume of milk that Oscar gets. \n" ); document.write( "

Algebra.Com's Answer #794386 by ikleyn(52787) $\"\"$ $\"About$

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\n" ); document.write( "\n" ); document.write( "            It can be solved formally, but the answer is clear/self-evident from the description:\r
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\n" ); document.write( "\n" ); document.write( "            ANSWER.   Martin has 550 mL initially;   Oscar has 450 mL initially.\r
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\n" ); document.write( "\n" ); document.write( "            The formal solution is below.\r
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document.write( "From the condition, you have this system of equations\r\n" );
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document.write( "    M + O = 1000 mL   (1)\r\n" );
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document.write( "    M - 50 = O + 50   (2)\r\n" );
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document.write( "Add the equations.  You will get\r\n" );
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document.write( "    2M + O - 50 = 1000 + O + 50.\r\n" );
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document.write( "Simplify\r\n" );
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document.write( "    2M = 1000 + 50 + 50\r\n" );
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document.write( "    2M = 1100\r\n" );
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document.write( "     M = 1100/5 = 550.\r\n" );
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document.write( "Then from equation (1)\r\n" );
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document.write( "     O = 1000 - M = 1000 - 550 = 450.\r\n" );
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document.write( "as it was predicted at the very beginning.\r\n" );
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\n" ); document.write( "\n" ); document.write( "Solved, answered, explained and completed.\r
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