64seconds5.39.217.76# [% }* {) ?( f8 P+ T9 Q6 D
tvb now,tvbnow,bttvb1 I" w8 {3 C% ~) X7 w
1 to 4 have 3floors = 48 sec
M. S7 a; g+ K) g, S; ?avg. 48/3 = 16sec' W% e6 |! i7 d: o) v& e) A- v) J
: [1 m9 D+ q, o% b9 l
4 to 8 have 4floors = 16x4
- Q H- G1 b j# {% Wtvb now,tvbnow,bttvb= 64secs |