document.write( "Question 361001: ANDY HAS 35 DIMES AND QUARTERS IN HIS PIGGY BANK WITH A TOTAL VALUE OF $6.95. HOW MANY OF THE COINS ARE DIMES AND HOW MANY ARE QUARTERS? \n" ); document.write( "
Algebra.Com's Answer #257567 by josmiceli(19441)![]() ![]() You can put this solution on YOUR website! If he had 28 quarters, that's $7, so \n" ); document.write( "he must have 27 quarters or less \n" ); document.write( "27 quarters is $6.75 and that leaves $.20, or 2 dimes \n" ); document.write( "27 + 2 = 29 (too small) \n" ); document.write( "26 quarters = $6.50, leaving $.45 and then I need a nickel \n" ); document.write( "25 quarters = $6.25 leaving $.70, or 7 dimes \n" ); document.write( "25 + 7 = 32 (too small) \n" ); document.write( "23 quarters = $5.75, leaving $1.20, or 12 dimes \n" ); document.write( "23 + 12 = 35 Bingo \n" ); document.write( "There are 23 quarters and 12 dimes \n" ); document.write( "Notice that an even number of quarters won't work, since \n" ); document.write( "that means he needs a nickel also \n" ); document.write( " |