Răspunsuri

2014-02-23T16:27:12+02:00
In primul an
x+12/100x
100x+12x/100
112x/100
In al doilea an
112x/100 +15/100*112x/100
1120x/100 +168x/1000=579,6
1308x/1000=579,6
x=1000*579,6/1308
x=443,119266055