Bonjour,
filles 8 52 8+52 = 60
garçons: 75- 65 = 10 117 -52 =65 75
18 117 135
2)
10/18 =5/9
10/ 75 = 2/15
3)
filles: 8/60 =4/30 = 2/15
identique
