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.

, 17 2017 . 19:52 +

 

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. —

 

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, :

  • ();
  • ();
  • — (), = 18-20;
  • ().

, :

  • ( ) =40
  • ( ) =51
  • ( ) =70

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, 4 90 ..

70, .

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T, 18-20 ( ). B .

BB1

. B +.. ( ), 51 +1=52.

, B1,T1,H1.

. 1/2 1 , , : 52/2 -1= 25, .2.
BB1. , T2 H2.

– .

, :

= – . : 51-40 =11

  = 2, : 11: 2=5,5 ( , .

 = 3, : 11:3=3,67 .

 = 6, : 11:6= 1,83 .
: -, : 5,5+3,67+1,83=11, !

  BB3 = 0,4 BB2. .B 0,4 25 = 10. .B3. T3.

  . B1B4=0,4 B1B2. 0,4 25=10 .B4. T4.

BB1-BB2=52 — 25= 27. B1B2.

. 3,67: 2 = 1,8. T3. B3 3-5 .

. 1,83 : 2=0,9. .T3 0,9 . 7-8 .

 = 5,5 : 2=2,75 . T 2 2,75 1-1,5.

:

      14 , 1,5 .

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