I get
 | 7.3$ 10 kopeks 1914Silver1 pc  Russian Empire |
 | 1.5$ 40 years of Victory1 pc 1 ruble 1985  USSR |
 | 2.1$ International Year of Peace1 pc 1 ruble 1986 USSR |
 | 1.4$ Konstantin Tsiolkovsky1 pc 1 ruble 1987 USSR |
 | 1.4$ Maksim Gorky1 pc 1 ruble 1988 USSR |
 | 2.1$ Alisher Navoi1 pc 1 ruble 1991 USSR |
 | 2.1$ Olympic Games, Monument to Yuri Dolgoruky1 pc 1 ruble 1980 USSR |
 | 0.67$ Vladimir Lenin1 pc 1 ruble 1970 USSR |
 | 8.8$ 20 kopeks 1909Silver1 pc Russian Empire |
Piece: 9
Total: 27$