document.write( "Question 178960: Marc goes to the store with exactly $1.00 in change. He has at least one of each coin less than a half-dollar coin, but he does not have a half-dollar coin.
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document.write( "a.) what is the least number of coins he could have?
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document.write( "b.) what is the greatest number of coins he could have?\r
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document.write( "thanks again \n" );
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Algebra.Com's Answer #133913 by Mathtut(3670)![]() ![]() ![]() You can put this solution on YOUR website! so we have pennies, nickels, dimes, and quarters \n" ); document.write( ": \n" ); document.write( "we know pennies are the lowest priced coin, so that should give us the maximum amount of coins used:let p be pennies \n" ); document.write( ": \n" ); document.write( "we know quarters are the highest priced coin so that should give us the minimum amount of coins. Let q be quarters \n" ); document.write( ": \n" ); document.write( "b).01p=1 \n" ); document.write( ": \n" ); document.write( "p=100 ....so 100 pennies would be the maximum amount of coins he could have \n" ); document.write( ": \n" ); document.write( "a).25q=1 \n" ); document.write( ": \n" ); document.write( "q=4.....so 4 quarters would be the minimum amount of coins he could have\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |