Bonjour
maximal:
20*2 => 40 points
minimal:
-1*20 => -20 points
Lucie:
(6*2) + (14*-1) + 0 = 12 -14 => -2
Lenny:
(6*2) + 0 + (14*0) => 12points
Lana:
(6*2) + (7*-1) + (7*0) = 12 -7 => 5 points