document.write( "Question 508442: how many different ways can u select one or more coins if u have 2 nickels, 1 dime and 1 half dollar \n" ); document.write( "
Algebra.Com's Answer #340991 by stanbon(75887)\"\" \"About 
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how many different ways can u select one or more
\n" ); document.write( "coins if u have 2 nickels, 1 dime and 1 half dollar.
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\n" ); document.write( "You have 4 coins.
\n" ); document.write( "# of ways to select one or more
\n" ); document.write( "= total # of ways to select any number of coins - # of ways to select no coins
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\n" ); document.write( "= 2^4 - 1
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\n" ); document.write( "= 15 ways to select one or more.
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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