Odpowiedź:
a)
[tex]\frac{1,2+3,6}{2} = \frac{4,8}{2} = 2,4[/tex]
b)
[tex]\frac{0,7+1,5+8}{3} = \frac{10,2}{3} = 3,4[/tex]
c)
[tex]\frac{0,25+1,03+68+0,72}{4} = \frac{70}{4} =17,5[/tex]
d)
[tex]\frac{3,2+2,64+2,05+3,5+3}{5} = \frac{14,39}{5} = 2,878[/tex]
Liczę na naj :)
