Răspunsuri

2014-03-29T22:24:24+02:00
A=suma initiala de bani
1zi cheltuieste 1/3xa deci ii va ramane 2/3xa din suma initiala
2zi cheltuieste 1/2x2/3xa+45=1/3xa+45
rest dupa a doua zi   2/3xa-1/3xa-45=105
1/3xa=150
=> a=3x150=450lei
2 3 2