$1.79 is (quarter * 7) + (penny * 4) = 1.79
$1.79 is (penny * 179) = 1.79
$1.79 is (halfdollar * 2) + (quarter *2) + (dime * 2)+ (nickel *1) + (penny * 4) = 1.79
$1.79 is (halfdollar * 3) + (dime *2) + (pennies *9) = 1.79