Question

There are 12 nickels, dimes and quarters whose total value was 1.55 the number of nickles exceeds the number of quarters by 1, how many of each coin was there

Answer 1

.5x+.10y+.25z=1.55 or 5x+10y+25z=155

Answer 2

4 quarters = $1.00
5 nickels = $.25
3 dimes = $.30
$1.55