document.write( "Question 1060815: IN a piggy bank the no. of Rs.5. coin. is 5 time of Rs. 10 coin and total coin is 120 coin what is the amount in the piggy bank \n" ); document.write( "
Algebra.Com's Answer #807695 by CubeyThePenguin(3113)\"\" \"About 
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n = number of Rs. 5 coins
\n" ); document.write( "d = number of Rs. 10 coins\r
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\n" ); document.write( "\n" ); document.write( "n = 5d
\n" ); document.write( "n + d = 120\r
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\n" ); document.write( "\n" ); document.write( "Substitute the first equation into the second.\r
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\n" ); document.write( "\n" ); document.write( "5d + d = 120
\n" ); document.write( "6d = 120
\n" ); document.write( "d = 20\r
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\n" ); document.write( "\n" ); document.write( "There are 100 Rs. 5 coins and 20 Rs. 10 coins.
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