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Cel mai inteligent răspuns!
2014-05-21T09:23:00+03:00
Fie n, n+2, n+4, n+6, n+8 aceste numere

n+n+2+n+4+n+6+n+8=60⇒5n=60-20⇒5n=40⇒n=8

n+2=8+2=10
n+4=8+4=12
n+6=8+6=14
n+8=8+8=16

:D
2 5 2
2014-05-21T09:23:20+03:00
A+a+2+a+4+a+6+a+8=60
5a=60-20
5a=40
a=8
Numerele sunt: 8,10,12,14,16
2 3 2