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imparte 30 ha in 5 parti direct proportionale cu nr. 2,3,4,5,6,

Răspuns :

x/2=y/3=z/4=q/5=w/6=k
x=2k  y=3k         z=4k      q=5k      w=6k
x+y+z+q+w=20k=30⇒k=1.5
x=2x1.5=3
y=4.5
z=6
q=7.5
w=9
Vf: 3+4.5+6+7.5+9=30