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1.
: 26 . = 10,5 , 38 . = 10 .
= 98,5 = 244 . = 100%,
5% = 12 .,
30 % = 73 .

23 = 23 % = 87 .,
12,3% = 30 .
, , , , , .

2.
, 30 87 , romashkoo ( ). (Paint ).

2.1.
A2S ( ) (). A2S - .
A2S = 87 , O2S = 36 (6 . 30 . ).

O2S. O2S = 61 ( Paint, , ). , , .
36 . = 61 ,
O2V = 6 . = 10 ( ),
VS = 30 . = 51 ( ).
, , . VS :
VU = UT = TS = 10 . = 17 .

U T UX TY A2S ( ).

. , , (..., ) .

UX, TY A2S. :
UX = 22 , TY = 86 , A2S = 140 . ,
UX = TX1, X1Y = TY - TX1 = 64 ,
TY = SY1, Y1A2 = A2S - SY1 = 54 .
A2S = 87 = 140 , .

2.2.
MR ( ) Z. MR - .
MR = 87 , MZ = 36 .
MZ. MZ = 100 .
36 . = 100 ,
LZ = 6 . = 16,6 ( ),
ML = 30 . = 83,4 ( ).
ML :
MN = NK = KL = 10 . = 27,8 .
N K NQ KW MR ( ).

- .

KW, NQ MR. :
KW = 52 , NQ = 90 , MR = 116 . ,
KW = NW1, W1Q = NQ - NW1 = 38 ,
NQ = MQ1, Q1R = MR - MQ1 = 26 .
MR = 87 = 116 , .

2.3.
( - , - , - ).
, , 10 28 (, QW, 21 - 48), , , - , - . , a b . :
a + b = 10, 2a + 3b = 28.
, 2a + 2b = 20 b = 8, , a = 2.
, , , :

:

2.4.
. 4, , , 20 . 3, , , , 31 = 10 + 10 + 11. , . / ( ), , , . . .. ..
( ) , ,
6:30 = 1:5.
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- , .
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