Răspunsuri

2014-11-03T22:16:45+02:00
2014-11-03T22:19:42+02:00
Media geometrica suma nr impartit la cate nr. sunt
(a+b+c+d) :4 = 35
a+b+c+d = 35*4 = 140   

[(a+b+c+d)+25] : 5 = (140+25) : 5 = 165 : 5= 33