suma a 3 numere este 1375.media artimetica a ultimelor 2 numere este 500 si diferenta acestora 80.determina cele 3 numere
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(b+c):2=500
b+c=1000
a=1375-1000=375
b /___________/_____/
c /__________/---80--/
1 segment=c
2 segmente+80=1000
2 segmente=920
1 segment=920:2=460=c
b=460+80=540
375+540+460=1375
b+c=1000
a=1375-1000=375
b /___________/_____/
c /__________/---80--/
1 segment=c
2 segmente+80=1000
2 segmente=920
1 segment=920:2=460=c
b=460+80=540
375+540+460=1375
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