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va rooog urgeent!!!!​

Va Rooog Urgeent class=

Răspuns :

Răspuns:

a+b+c+d=2250

b=a/2=>a=2b

c=b/2

d=c/2=>d=b/4

⁴⁾2b+⁴⁾b+²⁾b/2+b/4=⁴⁾2250

8b+4b+2b+b=9000

15b=9000

b=9000:15=>b=600 l al2lea bidon

a=1200 l primul bidon

c=300 l al3lea bidon

d=600:4=>d=150 l al4lea bidon

verificare: 1200+600+300+150=2250 l

Răspuns:

B1 = Bidonul 1

B2 = Bidonul 2

B3= Bidonul 3

B4 = Bidonul 4

B1 /------/------/------/------/------/------/------/------/

B2/------/------/------/------/

B3/------/------/

B4 /------/

B1 + B2 + B3 + B4 = 2250 l

15 segmente = 2250 l

1 segment= 2250: 15 = 150

B4= 150 l

B3 = 150 × 2 = 300

B2 = 300× 2 = 600

B1 = 600 × 2 = 1200

Verificare : 1200 + 600 + 300 + 150 = 2100 + 150 = 2250 l