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261 , | |
250 |
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( .. ) 12 2 (40 =500 ) 3-4 /. - 8 (2 ).
.
6 12 1 (20 =250 ) 3-4 /. - 4 (1 ).
6 0.4-1 (8-20 =100-250 ) 3-4 /. - 4 (1 ).
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( .. ) 12 2 (40 =500 ); . . 2-.
.
6 12 1 (20 =250 ); 6 - 0.4-1 (8-20 =100-250 ). . . 2-.