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cat la suta reprezinta 6 din 8


Răspuns :

[tex] \frac{x}{100} \times 8 = 6[/tex]

[tex] \frac{x}{50} \times 4 = 6[/tex]

[tex] \frac{x}{25} \times 2 = 6[/tex]

[tex] \frac{2x}{25} = 6[/tex]

[tex]2x = 6 \times 25[/tex]

[tex]2x = 150[/tex]

[tex]x = \frac{150}{2} [/tex]

[tex]x = 75\:\%[/tex]