Răspuns :
100%+10%=110%
13.31:110%=12.10 lei
100%+10%=110%
12.10:110%=11.00 lei pret initial
11.00 ............100%
13.31.......... x%
x=13.31×100%: 11.00=121 %
121%-100%=21%
produsul s-a scumpit cu 21% in total
13.31:110%=12.10 lei
100%+10%=110%
12.10:110%=11.00 lei pret initial
11.00 ............100%
13.31.......... x%
x=13.31×100%: 11.00=121 %
121%-100%=21%
produsul s-a scumpit cu 21% in total
y*110/100 =13.31 y =13.31*100/110 =12.1
x*110/100 =12.1 x =12*100/110 =11 lei pret initial
13.31-11 =2.31
p*11/100 =2.31 ; p=2.31*100/11 =21%
( V : 11*121/100 =13.31 )
x*110/100 =12.1 x =12*100/110 =11 lei pret initial
13.31-11 =2.31
p*11/100 =2.31 ; p=2.31*100/11 =21%
( V : 11*121/100 =13.31 )