Question

intr o clasa toti copiii fac sport.un sfert din ei plus 3 fac sah.o treime din rest plus 4 fac volei.stiind ca 6 fac tenis cati copii fac sah?

Answer 1

1/4+3 = sah
1/3+4=volei
3/3-(1/3+4)=6
2/3-4=6
2/3=6+4=10
1/3=10:2=5

1/3+4=5+4=9 =volei
3/3=9+6=15
4/4-(1/4+3)=15
3/4=15+3=18
1/4=18:3=6
4/4=6x4=24 copii