Check your local bank/websites for conversion rates, depending on the age of your coins, some mite have actually lost value, or have an unknown value, so it's best to seek out an employee/representatives who works in finances.
One dollar each.
The current value of a 1950 proof set is $750.
Current retail value is $54.00
Issue price was $11.00, current value is $8.00
$2.00 to $8.00 for circulated coins. Mint State coins can be $30.00 or more.
The current value of a 1980 P-D-S Mint set is $8.00.
The value of a U.S. Ronald Reagan Mini Medal can be found via the Coin Quest service. The value is based on the current price of gold. At this time these coins are valued at $14.
$178.00-$360.00 are the current values for circulated coins
The current retail value for circulated coins $680.00-$800.00 depending on grade.
Current average retail value is $19.00
Current retail value is $18.00-22.00 for mint state coins
For a complete guide on the current value of the East German mark visit coinquest.com/cgi-bin/cq/coins?main_action=germany