Răspunsuri

2014-11-01T13:45:56+02:00
1p=2c
2c+1c=1.20
3c=1.20
c=1.20:3
c=0.40 bani 
1p=2c
1p=2*0.40
1p=0.80 bani
2.40:0.80=3p
2.40:0.40=6c
P=2c P+c=1.20b co=2•40b 2c+c=1.20b 3c=1.20b:3 c=40b p=2•40b p=80b co=2•40b:40b co=6c co=2•40b:80b co=3p
2014-11-01T15:27:07+02:00