document.write( "Question 1103569: Sam has $3.30 in quarters and dimes, and the total number of coins is 18. How many quarters and how many dimes? \n" ); document.write( "
Algebra.Com's Answer #718272 by greenestamps(13334) You can put this solution on YOUR website! \n" ); document.write( "If you are looking for a fast way to find the answer, without a need to use formal algebra, then you can use logical reasoning like this.... \n" ); document.write( "If all 18 coins were dimes, the total value would be $1.80. \n" ); document.write( "The actual value, $3.30, is $1.50 more than $1.80. \n" ); document.write( "Each quarter is worth $0.15 more than each dime. \n" ); document.write( "So the number of quarters is \n" ); document.write( "And 10 quarters means 8 dimes. \n" ); document.write( " |