Răspuns :
ma=(3,4+8,6)/2=12/2=6
ma=(125+13,3)/2= 138,3/2=69,15
ma=(49,11+0,89)/2=50/2=25
ma=(125+13,3)/2= 138,3/2=69,15
ma=(49,11+0,89)/2=50/2=25
a) (3,4+8,6):2=12:2=6
b) (125+13,3):2=138,3:2=69,15
c) (49,11+0.89):2=50:2=25
b) (125+13,3):2=138,3:2=69,15
c) (49,11+0.89):2=50:2=25