54–58
(50% , 50% ; 105 /50 ) — 100 ; 4,5; 4,5.
: 1 , 1 .
«»
( 16) = . . . , . . . 1 1–40- , 39- 40- .
20,5 . 24 ./. . = 10 x 10 .
!
.
96 4 .
«» = 6 .
24,5 = 59 / 2 (= 1 , , 1 , ) 25 = 60 48 .
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