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T, 18-20 ( ). B .
. B +.. ( ), 51 +1=52.
, B1,T1,H1.
. 1/2 1 , , : 52/2 -1= 25, .2.
BB1. , T2 H2.
– .
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= – . : 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.
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