Răspunsuri

2014-11-19T16:24:57+02:00
100-85=15 lei (cheltuit)
10 : 2 = 5 lei (2kg de ceapa)
15-5= 10 lei (5kg de cartofi)
10 : 5 = 2 lei kg de cartofi
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2014-11-19T16:33:18+02:00
2kg=10:2
1kg=5lei
100-85-5=10lei 5kg cartofi
1kg=10:5 cartofi
1kg cartofi=2lei

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