Alen_ca
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, . , , , -. , , - . . . . - () 125., 2 7-9 . :
1. 160 , 20 () .
2. 4 , 3 .
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3. (abc) 80 : 70. ; 60 . - ; 50 . – ; 40 . – ; 30 . – ; 20 . – . .
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4. 10-13 – ( 80 , , 80 , ).
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5. 17 ( ) 6 ( 39 , , 1 .; – 1 ., , .) 3 2 4 .
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6. – . , , 3 1 6 , – 4 1 4 .
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7. 22 .
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