document.write( "Question 598290: Simone has placed 18 dimes in a row on a table. Always starting from the left, first she exchanges each third coin for a quarter; then she exchanges each second coin for a nickel; and finally, she exchanges each ninth coin for a penny.
\n" ); document.write( "In cents, how much money does Simone have after the final exchange?
\n" ); document.write( "

Algebra.Com's Answer #378536 by math-vortex(648)\"\" \"About 
You can put this solution on YOUR website!
Hi, there--
\n" ); document.write( ".
\n" ); document.write( "Let
\n" ); document.write( "D = a dime on the table
\n" ); document.write( "Q = a quarter on the table
\n" ); document.write( "N = nickel on the table
\n" ); document.write( "P = a penny on the table.\r
\n" ); document.write( "\n" ); document.write( "18 dimes in a row:
\n" ); document.write( ".
\n" ); document.write( "D D D D D D D D D D D D D D D D D D
\n" ); document.write( ".
\n" ); document.write( "Simone exchanges each third coin for a quarter;
\n" ); document.write( ".
\n" ); document.write( "D D Q D D Q D D Q D D Q D D Q D D Q
\n" ); document.write( ".
\n" ); document.write( "then she exchanges each second coin for a nickel;
\n" ); document.write( ".
\n" ); document.write( "D N Q N D N D N Q N D N D N Q N D N
\n" ); document.write( ".
\n" ); document.write( "finally, she exchanges each ninth coin for a penny.
\n" ); document.write( ".
\n" ); document.write( "D N Q N D N D N P N D N D N Q N D P
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( "After Simone's switches, there are
\n" ); document.write( "6 dimes: 6*10 = 60 cents
\n" ); document.write( "8 nickels: 8*5 = 40 cents
\n" ); document.write( "2 quarters: 2*25 = 50 cents
\n" ); document.write( "2 pennies: 2*1 = 2 cents
\n" ); document.write( ".
\n" ); document.write( "The total amount of money is 152 cents.
\n" ); document.write( ".
\n" ); document.write( "Feel free to email via gmail if the solution is unclear.
\n" ); document.write( ".
\n" ); document.write( "Ms.Figgy
\n" ); document.write( "math.in.the.vortex@gmail.com\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );