Răspunsuri

2014-03-06T10:57:20+02:00
10000-30/100*10000=10000-3000=7000


daca 10000........ 100%
         x...............70%
   x=10000*70/100=7000
1 3 1
2014-03-06T11:07:22+02:00
Mod 1
10000x0,3=3000 asta e reducere
inseamna ca elevii platesc 10000-3000=7000
mod 2
reducere 30% inseamna sa platesti 70%, rezulta 10000x0,7=7000