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1.Calculati si efectuari transformarile:
680 g-12 dag=? dg 4x50 cg:2=? dg
68 hg-100 dag=? dag 70 gx2:5=?cg
47 kg -210 dag=? kg 8 q:4x60-? t
300 cg-12 dg=? dg 65 kgx4x5=? kg