a,b,c :partile
(a,b,c) d.p (0,25; 0,(3) ; 0,5)
a+b+c= 26
[tex] \frac{a}{0,25} [/tex] =[tex] \frac{b}{0,(3)} [/tex] = [tex] \frac{c}{0,5} [/tex]
0,25=[tex] \frac{25}{100} [/tex]=[tex] \frac{1}{4} [/tex]
0,(3)=[tex] \frac{3}{9} = \frac{1}{3} [/tex]
0,5=[tex] \frac{5}{10} = \frac{1}{2} [/tex]
[tex] \frac{a}{ \frac{1}{4} }= \frac{b}{ \frac{1}{3} }= \frac{c}{ \frac{1}{2} } = \frac{a+b+c}{ \frac{1}{4}+ \frac{1}{3}+ \frac{1}{2} }= \frac{28}{ \frac{3+4+6}{12} }= \frac{28}{ \frac{13}{12} }= \frac{28}{1}* \frac{12}{13} = \frac{336}{13}
=\ \textgreater \ [/tex]
Nu spune ca trebuie sa afli partile
