Question

Afla suma a 3 nr pare consecutive ,ultimul find 1224.

Answer 1

Răspuns: a+b+c=?

a,b,c - pare consecutive => b=a+2 si c=b+2

c=1224

c=b+2=> b=c-2=1224-2=1222

b=a+2=>a=b-2=1223-2=1220

a+b+c=1220+1222+1224=3666