Răspunsuri

2014-08-07T14:47:16+03:00
G+a=24

r+a=20

g+r=16

2g+2a+2r=24+16+20

2(a+g+r)= 60

a+g+r=30

r=30-24
r=6  bile rosii

a=20-6
a=14 bile albastre

g=30-20
g=10 bile galbene