a fost răspuns

Am si eu o intrabaree
1)Manuela a depus o suma de bani in banca,in urma cu un an,cu o dobanda 4%.Acum are 615.68 euro.Ce suma a depus?

Răspuns :

Petrwask
100%-4%=96%

96%...........615,68 €
100%.........x €
________________
 x=(615,68 x 100): 96
x=61568:96
x=641.33 € a depus la banca
Miky93ask
x-suma initiala

4% din x= 4/100*x=  1/25 *x=  x/25 -dobanda

x+x/25= (25x+x)/25=  26x/25 -noua suma

26x/25=615,68

x=25*615,68/26

x=25 *23,68

x=592 euro

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