Question

Calculati media artmentica a numerelor
21 si 37
39 si 143
49 si 65
75 si 299
48 si 56
87 si 355
31 si 79
92 si 504

Answer 1

(21 + 37) : 2 = 58:2 = 29
(39 + 143) :2 = 91
(49 + 65) :2 = 57
(75 + 299) :2 = 187
(48 + 56) :2 =  51
(87 + 355) :2 = 221
(31 + 79) :2 =  55
(92 + 504) :2 = 298