Va rog rezolvati steluta

a/2=b/3=2c/5=k => a=2k; b=3k; c=5k/2
b-c=1,08(3)=(1083-108)/900=975/900=13/12
b-c=3k-5k/2=(6k-5k)/2=k/2
k/2=13/12 => k=2·13/12
k=13/6
a=2k=13/3
b=3k=13/2
c=5k/2=65/12
R: 13/3; 13/2; 65/12