Bonjour !
Cerveau = 45×19/25 = 34,2 L => 76%
Poumon = 45×39/50 = 33,75 L=> 75%
Reins = 45×4/5 = 36 L => 80%
Muscles = 45×15/20 = 33,75 L=> 75%
Sang = 45×40/50 = 36 L => 80%
Coeur= 45×79/100 = 35,55 L => 79%
Estomac = 45×3/4 = 33,75L => 75%
Peau = 45×7/10 = 31,5 L => 70%
À toi de répondre aux questions posées.
Bon courage.