👤

Sagot :

Bonjour,

Effectif:

198 +163+140+113 =614

Moyenne:

(198*95) + (163*100)+ (140 * 120) + (113*160) =

18 810 + 16 300 + 16 800 +18 080 =69 990

69990/614 =>113,90g en moyenne

=> 114g

© 2024 IDNLearn. All rights reserved.