Question

a/3=b/15=c/15 y a+b+c=26

Answer 1

a/3=b/15=c/15=k⇒a=3k
                              b=15k
                              c=15k
a+b+c=26
3k+15k+15k=26
33k=26
k=26/33
a=3(26/33)=78/33
b=15(26/33)=390/33=130/11
c=15(26/33)=390/33=130/11