Bonjour,
1° année:
18 000+ 12% de 18 000
18 000 + (12*18 000)/100
= 18 000 +2160
=> 20 160
2° année:
20 160+ 12% de 20 160
20 160+ ( 12*20 160)/100
= 20 160 +2 419, 2
=> 22 579,20
6 mois:
22 579,20+(12*22 579,20)/100
= 22 579,20+ 2 709,50
22 579,20+ 2 709,50/2
= 22 579,20+ 1 354,75
=> 23 933,95G
