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Am 43 kg de faina si 55 kg de malai. Daca le pun in pungi de cate 2 kg fiecare, cate pungi vor ramane neambalate si cate pungi am folosit in total???

Răspuns :

43:2=21(pungi folosite) rest 1(punga neambalata)
55:2=27(pungi ambalate) rest 1(punga neambalata)
1+1=2pungi neambalate
21+27=48pungi folosite in total.
asa cred