(3 ).

1:
● 100
● 1 . .
● 1 . .
● 1/2 .
● 5 . .
●
2:
● 150 .
● 1 . ,
● 1
● 0, 5 .
3:
● ,0,5
● 2 ..
:
1. ,50 1 . . + 1 . . + 1/2 . + 5 . . , . , 50 + .
( ), . .
2. 150 . 1 .
, 1 0, 5 . .
, , , . , .
3. , ( 0, 5 2 - ),
, , 15, .
→
" ":
1 - ...
2 - .
...
25 - : , ! .
26 - !
27 - (3 ).