а) (45 + 38 + 96 + 21 + 70) / 5 = 270 / 5 = 54
б) (1,11 + 1,12 + 1,19 + 1,48) / 4 = 4,9 / 4 = 1,225
в) (7,381 + 5,004 + 6,118 + 8,019 + 7,815 + 5,863) / 6 = 40,2 / 6 = 6,7
а) (45 + 38 + 96 + 21 + 70) / 5 = 270 / 5 = 54
б) (1,11 + 1,12 + 1,19 + 1,48) / 4 = 4,9 / 4 = 1,225
в) (7,381 + 5,004 + 6,118 + 8,019 + 7,815 + 5,863) / 6 = 40,2 / 6 = 6,7