Help please, all three, or any you can do.

1>   Area shaded is included in Fish circle and Dog circle but NOT Cat circle    so   fish AND dog but NOT cat

2>  17 are listed as taking band....of these 8 ALSO take art....the remaining ones do not take art    17-8 = 9

3>  175

       86

       52

       18+25     (18 can ALSO speak French)

       32 + 18    (Again 18 can ALSO speak French...but it didn't ask this)