document.write( "Question 933366: please help me with this question..
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document.write( "At the beginning of the day,the prices of stocks A and B are the same.At the end of the day,the price of stock A has increased by 1/10 of its original price and the price of stock B has decreased by 1/10 of its original price .The new price of stock A is what fraction of the new price of stock B? \n" );
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Algebra.Com's Answer #566763 by KMST(5328)![]() ![]() You can put this solution on YOUR website! At the beginning of the day, both stocks have a price of 10 in some currency. \n" ); document.write( "(If there is no currency that will do that, I can invent one). \n" ); document.write( "At the end of the day, the price of stock A is \n" ); document.write( " \n" ); document.write( "while the rice of stock B is \n" ); document.write( " \n" ); document.write( "so the new price of stock A, as a fraction of the new price of stock B, is \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "NOTE: \n" ); document.write( "Solved as shown above, you can easily get to the answer, \n" ); document.write( "which is a great advantage for timed tests where you do not need to \"show your work\". \n" ); document.write( "If you need to show your work, and/or \n" ); document.write( "if your teacher objects to the use of made-up currencies, \n" ); document.write( "you can do the same calculations starting with \n" ); document.write( "\"Let \n" ); document.write( "Then, the new price of stock A at the end of the day is \n" ); document.write( " \n" ); document.write( "and the new price of stock B at the end of the day is \n" ); document.write( " \n" ); document.write( "so the new price of stock A, as a fraction of the new price of stock B, is \n" ); document.write( " |