المرجح المستوى تمرين 4

اامجو تصحيح الخطأ الوارد في السؤال او المعطيات

kan mina lmoumkin an tabda2 mina natija alati wajadtaha fi sou2al 1 lilwousoul ila sou2al 2 inaha tari9a moukhtassara wa chokran

Thanks a lot teacher,but there is an error in the first question so it is better to correct it and thanks again :)

hal yomkin isti3mal 5assia momayiza?

merci boucoup le prof