Dr333

i think that will be 4
3 a: N6 n. b9 ~$ a# Q5 l/ m: k公仔箱論壇if you list all the number from 1 to 10
1 ?2 Y4 T2 K% I$ e5 `: s) F8 ~seperate them into 3 groups
9 I: _: }. g. B3 U公仔箱論壇from 1 to 4 has 2 numbers between them公仔箱論壇- d/ n% {- K  R0 @+ I, N
from 4 to 7 has 2 numbers between them
/ c9 F# B1 L: D/ T. I7 k公仔箱論壇from 7 to 10 has 2 numbers between them
* E+ P$ m" S# ~9 w' @4 y; }5.39.217.76so if you ask 1/3 of 10
+ @8 t' F6 a* L! y! i. Kthat will be 4