banii pe care Cosmin i-a avut in tabara
|________|________|________|
ptr excursii
|________|
rest1 |__|__|__|__|__|__|__|__|
ptr intrari obiecte turistice
|__|__|
rest2 |__|__|__|__|__|__|
ptr suveniruri
|__|__|
rest3 |__|__|__|__|__|
ptr dulciuri
|__|
rest4 |__|__|__|__|
ptr necheltuieli neprevazute 240 lei (rest4)
240:4 = 60 lei ( ptr dulciuri)
5×60 = 300 (rest3)
300:4 = 75
75×6 = 450 lei (rest2)
75×2 = 150 lei ( ptr suveniruri)
75×2 = 150 lei (ptr intrari obiecte turistice)
75×8 = 600 (rest1)
600:2 = 300 lei (ptr excursii)
300×3 = 900 lei (total bani pe care i-a avut in tabara)
Verificare:
300+150+150+60 +240 = 900 lei