Question

Aflati media aritmetica a nr:a)15 si 25; d)3,15;10,1 si 2,041; c)7,2;15,5si2,8 ; d)6,25;7,5;8,75si9,5 .​

Answer 1

a)M.a.=15+25/2

=40:2

=20

b)M.a.=3,15+10,1+2,041/3

=13,25+2,041/3

=15,291:3

=5,097

c)M.a.=7,2+15,5+2,8/3

=22,7+2,8/3

=25,5:3

=8,5

d)M.a.=6,25+7,5+8,75+9,5/4

=13,75+8,75+9,5/4

=22,5+9,5/4

=32:4

=8

Sper că te-am ajutat!!