Question

calculati media aritmetica a numerelor :
a)123 si 42
b)3,1 ; 51,2 si 0,09
c)8,04 ; 5 ; 12,6 si 72,5 ​

Answer 1

a) 123+42=165

165/2=82.5

b 3.1 + 51.2 + 0.09 = 54.39

54.39/3 = 18.13

c) 8.04+5+12.6+72.5 = 98.14

98.14/4 = 24.535

Answer 2

Explicație pas cu pas:

a) (123+42)/2= 82,5

b)(3,1+51,2+0.09)/3=18,13

c)(8.04+5+12,6+72,5)/4=24,535