Question

Intr-o pepiniera se planteaza 146 pomi.Brazi sunt de 3 ori mai multi decat pini,iar fagi cu 6 mai multi decat brazi.Cati pomi s-au plantat de fiecate fel?

Answer 1

146 Pomi
Brazi=Pini×3
Fagi=Brazi+6

Brazi (__)__)__). )
Pini (__). ). 146
Fagi (__)__)__)+6)

146-6=140 (7 segmente egale)
140:7=20 (1 segment)- (Pini)
20×3=60 (Brazi)
20×3+6=66 (Fagi)

Answer 2

|___| pini

|___|___|___| brazi

|___|___|___|..+6..| fagi

146 - 6 = 140

1+3+3=7 (segmente egale)

140:7=20 (valoarea unui segment)

pini=1×20=20

brazi=3×20=60

fagi=3×20+6=60+6=66

verificare:
20+60+66=146