Question

calculati media aritmetica a urmatoarelor numere a)2,3 si 14,5 b) 1,8;3,3 si 5,5 c)2,5
;3,7;4,9 si 7,3
Va rog ajutati.maaa

Answer 1

(2.3+14.5)/2=8.4
(1.8+3.3+5.5)/3=3.5 (3)
(2.5+3.7+4.9+7.3)/4=4.6

Answer 2

a (2,3+14,5):2=
16,8=8,4
b.(1,8+3,3+5,5):3=
10,6:33,5(3)
c.(2,5+3,7+4.9+7,3):4=
18,5:4=4,625.
Succes.