Question

in padurea verde cresc 110 stejari de doua ori mai multi fagi iar ulmi cat stejari si fagi la un loc

Answer 1

110 ori 2=220 fagi
110+220=330 ulmi

Answer 2

s⇒110;
f=2s⇒f=2·110=220;
u=s+f⇒u=110+220=330;
⇒s+f+u
⇒110+220+330
⇒330+330
⇒660[copaci];