I usually bet such flops, but this was on turbo table and i run out of time, got pissed and made another mistake 
Prima, $0.10/$0.20 No Limit Hold'em Cash, 5 Players
Poker Tools Powered By Holdem Manager - The Ultimate Poker Software Suite.
MP: $43.56 (217.8 bb)
CO: $31.30 (156.5 bb)
BTN: $18.17 (90.9 bb)
SB: $10 (50 bb)
Hero (BB): $27.68 (138.4 bb)
Preflop: Hero is BB with Q
Q
2 folds, BTN raises to $0.80, SB folds, Hero raises to $2.80, BTN calls $2.00
Flop: ($5.70) 7
4 K (2 players)
Hero checks, BTN checks
Turn: ($5.70) A
(2 players)
Hero checks, BTN checks
River: ($5.70) 3 (2 players)
Hero checks, BTN bets $5.70, Hero calls $5.70
Results:
Spoiler
$17.10 pot ($0.85 rake)
Final Board: 7 4 K A 3
BTN showed 9 A and won $16.25 ($7.75 net)
Hero mucked Q Q and lost (-$8.50 net)
