a)
2 kg = 200 dag;
4 t = 40 q;
5 kg = 50000 dg;
23 dag = 2300 dg.
b)
7000 g = 7 kg;
300 q = 30 t;
30 hg = 3 kg;
800 cg = 8 g;
6000 dg = 6 hg.
c)
3500 cg = 350 dg;
24000 mg = 24 g;
82000 hg = 8200 kg;
3400 dg = 3,4 hg;
135000 dg = 135 hg.
d)
3 t = 30000 hg;
24000 dg = 24 hg;
37400 cg = 3740 dg;
49 q = 49000 hg;
6200 dag = 62 kg.