document.write( "Question 1027228: I have twice as many nickels as pennies and 2/3 as many dimes as nickels. I have at least $3.65. How many of each coin do I have and how much is each coin's amount?
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Algebra.Com's Answer #808268 by CubeyThePenguin(3113)![]() ![]() You can put this solution on YOUR website! p = number of pennies \n" ); document.write( "n = number of nickels \n" ); document.write( "d = number of dimes\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "n = 2p \n" ); document.write( "d = 2n/3 = 4p/3 \n" ); document.write( "p + 5n + 10d >= 365\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Write everything in terms of p.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "p + 5(2p) + 10(4p/3) >= 365 \n" ); document.write( "73p/3 >= 365 \n" ); document.write( "p >= 15\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "least possible coin amounts: (p, n, d) = (15, 30, 20) \n" ); document.write( " |