Răspuns :
[tex] \frac{x}{100} din 9600=1800[/tex]
[tex] \frac{9600x}{100} = 1800[/tex]
x=1800:96
x=18,75 %
[tex] \frac{9600x}{100} = 1800[/tex]
x=1800:96
x=18,75 %
p supra 100 din 9600= 1800
9600p : 100= 1800
96p= 1800
p= 1800:96
p= 18,75%
9600p : 100= 1800
96p= 1800
p= 1800:96
p= 18,75%