i think that will be 4
3 K( a# Y* w% mif you list all the number from 1 to 10
7 e6 E& Q# `6 w8 ]' n! W& lseperate them into 3 groups8 U k6 s9 s0 o7 q9 n7 z- Q" C
from 1 to 4 has 2 numbers between them
) X7 ~# U, }& ifrom 4 to 7 has 2 numbers between them5.39.217.77:8898 L% K- w4 K' g( y+ }4 i( A+ r
from 7 to 10 has 2 numbers between themtvb now,tvbnow,bttvb/ B6 T- S; z& ~! t
so if you ask 1/3 of 10tvb now,tvbnow,bttvb, I6 J) `6 E, B) c8 U
that will be 4 |