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: 36-38 (40-42, 44-46).
: 600 (550, 600) , 75% , 25% ; 125 50 ; 4,5; 4,5.
1: = ( 4 + 2 . : , * 1 , 2 , 1 , * , . : . ( 4) = 2 , 2 .
2: «» ( 20 + 12 (2, 12) + 2 ) = . : . 1 , , 12 (2, 12) 1 . 1-20- .
: 2 — 22,5 29 10 10 .
114 (122, 134) 6 1, 0 (2, 0) = 114 (124, 134) .
2.
45,5 = 132 (49 = 142 ; 49 = 142 ) 1 4 , 2- 8 3 (5 4 3 ; 8 4 ).
51,5 = 150 (55 = 160 , 56 = 160 ) 58 (58, 62) 52 (52, 54) , 3 (3, 4) – .
, , 45 = 130 (48,5 = 140 , 48,5 = 140 ) 20 (20, 22) . 2- 8 2 .
46 (50, 54) 10 1,
18 = 64 (68, 72) .
2, 1 0 (2, 4) , 3 , 2 (4, 6) 1 .
7,5 = 22 (5 = 14 , 2 = 6 ) 1 1 4- 19 (20, 22) 1 = 104 (110, 118) . 36 = 104 .
. 120 (120, 124) . 1 5 1, . , , 2 .
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