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Andymoca06p6yms8
a fost răspuns

1.
m d= 40g
m apa =100g
m s =?
C=?
2.
m s= 400g
m apa =100g
m d =?
C=?

Răspuns :

Mihaiimbrisca

Răspuns:

1.

md=40g

mapa=100g

ms=100+40=140g

C=md×+100/ms=40×100/140=28,57%

2.

ms=400g

mapa =100g

md=400-100=300g

C=md×100/ms=300×100/400=75%

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