: = 3 Ҹ =1 = 1/2 = 3 . . = 1 . . = 1 . : = 150 = 150 - = 1/2 . = 1/2 = 4-5 .
: . 2 . , . , , . , . . , 30-40 . . 2 . . . 2 . , . . . . , 10 , . !