Question

Dau coroana si 50 de puncte.Ajutorr!!!

Answer 1

3,5 kg.......44,8 lei
14,5 kg........x
----------------------
x=$\frac{15,5*44,8}{3,5} = \frac{694,4}{3,5} =198,4lei$
14,5kg............198,4lei
x.................160 lei
----------------------
x=$\frac{14,5*160}{198,4} = \frac{2320}{198,4} =11,69 kg$

12costume........44m
25costume.........x
----------------------------
x=$\frac{25*44}{12} = \frac{1100}{12} =91,6m$
25 costume.........91,6m
x...........................110m
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x=$\frac{25*110}{91,6} = \frac{2750}{91,6} =30costume$

Answer 2

3,5kg.....44,8lei
14,5kg.....x lei
- - - - -  - - - -
x=14,5*44,8=198,4lei
      3,5
--------------------------------
14,5kg......198,4lei
xkg............160lei
- - - - - - - - - - - - - - - -- 
  x=14,5*160=11,69kg
        198,4

--------------------------------
12costume........44m
25costume..........xm
- - - - - - - - - - - - - -- - - - 
 x=25*44=91,6m
      12

---------------------------------
25costume.....91,6m
xcostume........110m
- - - - - - - - - - - - - - - 
  x=25*110=30costume
       91,6
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