document.write( "Question 950443: a youth organization collected nickels and dimes for a charity drive. by the end of the 1-day drive, the youth had collected $63.80. if there were five times as many dimes as nickels, how many of each type of coin is collected? \n" ); document.write( "
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a youth organization collected nickels and dimes for a charity drive. by the end of the 1-day drive, the youth had collected $63.80. if there were five times as many dimes as nickels, how many of each type of coin is collected?
\n" ); document.write( "n=nickels; d=dimes=5n
\n" ); document.write( "$0.05n+$0.10d=$63.80 Substitute for d.
\n" ); document.write( "$0.05n+$0.10(5n)=$63.80
\n" ); document.write( "$0.05n+$0.50n=$63.80
\n" ); document.write( "$0.55n=$63.80 Divide each side by $0.55.
\n" ); document.write( "n=116 ANSWER 1: There were 116 nickels
\n" ); document.write( "d=5n=580 ANSWER 2: There were 580 dimes
\n" ); document.write( "CHECK
\n" ); document.write( "$0.05n+$0.10d=$63.80
\n" ); document.write( "$0.05(116)+$0.10(580)=$63.80
\n" ); document.write( "$5.80+$58.00=$63.80
\n" ); document.write( "$63.80=$63.80
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