document.write( "Question 1066327: You have 25 coins consisting of dimes and quarters. You have a total of $5.95. How many dimes and how many quarters do you have? Solve using a system of equations.\r
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document.write( "It would be great if you could answer this for me thank you! \n" );
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Algebra.Com's Answer #681488 by ikleyn(53765) You can put this solution on YOUR website! . \n" ); document.write( " \r\n" ); document.write( "A lot of money !!\r\n" ); document.write( "\r\n" ); document.write( "Probably, all coins are quarters ! - Let's check.\r\n" ); document.write( "\r\n" ); document.write( "25 quarters are worth 25*25 = 625 cents.\r\n" ); document.write( "\r\n" ); document.write( "Exactly 30 cents more than the given 595 cents.\r\n" ); document.write( "\r\n" ); document.write( "Why the given is 30 cents less than 625 cents ??\r\n" ); document.write( "\r\n" ); document.write( "Because some of 25 quarters must be replaced by real dimes.\r\n" ); document.write( "\r\n" ); document.write( "How many? The difference between a quarter and a dime is 15 cents. \r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "Hence WHAT ?? - Exactly two of 25 quarters must be replaced by dimes.\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "Answer. 2 dimes and 23 quarters.\r\n" ); document.write( "\r\n" ); document.write( "Check. 2*10 + 23*25 = 595 cents.\r\n" ); document.write( "\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So, I showed you how to solve this simple problem MENTALLY, WITHOUT using equations.\r \n" ); document.write( "\n" ); document.write( "But you can solve it with equations, too. \n" ); document.write( "Exactly as the other tutor did it for you.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "You may ask me: for what reason did I show it to you ?\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The answer is: to take you out of the box.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-------------------- \n" ); document.write( "There is entire bunch of lessons on coin problems\r \n" ); document.write( "\n" ); document.write( " - Coin problems\r \n" ); document.write( "\n" ); document.write( " - More Coin problems\r \n" ); document.write( "\n" ); document.write( " - Solving coin problems without using equations\r \n" ); document.write( "\n" ); document.write( " - Kevin and Randy Muise have a jar containing coins\r \n" ); document.write( "\n" ); document.write( " - Typical coin problems from the archive\r \n" ); document.write( "\n" ); document.write( " - More complicated coin problems\r \n" ); document.write( "\n" ); document.write( " - Solving coin problems mentally by grouping without using equations\r \n" ); document.write( "\n" ); document.write( " - Santa Claus helps solving coin problem\r \n" ); document.write( "\n" ); document.write( " - OVERVIEW of lessons on coin word problems\r \n" ); document.write( "\n" ); document.write( "in this site.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Read them and become an expert in solution of coin problems.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Also, you have this free of charge online textbook in ALGEBRA-I in this site\r \n" ); document.write( "\n" ); document.write( " - ALGEBRA-I - YOUR ONLINE TEXTBOOK.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The referred lessons are the part of this online textbook under the topic \"Coin problems\".\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |