1.
(1949-768):4+1=
1181:4+1=
295,25+1=
296,25
2.
266 km² _________ 100%
x _____________ 5%
x=(266·5)/100=13,3 km²=1330000 m²
3.
4000 m : 76 m = 52,6315789...
4.
Multimea Plitvice = {p,l,i,t,v,c,e} - card = 7
Multimea Croatia = {c,r,o,a,t,i} - card = 6
∩ = {i,t}
Suma card. = 13