Villain 7/5 over 60 hands.

No idea how to play this OOP. Usually I'd be 3-betting, but he's probably not calling with worse.

Full Tilt No-Limit Hold'em, $2 BB (8 handed) Full-Tilt Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

Hero ($209.60)
UTG ($769.75)
UTG+1 ($200)
MP1 ($215)
MP2 ($257.55)
CO ($192.50)
Button ($240.85)
SB ($211.05)

Preflop: Hero is BB with Q, Q.
2 folds, MP1 raises to $7, 2 folds, Button calls $7, 1 fold, Hero calls $5.

Flop: ($22) 3, 6, 5 (3 players)
Hero checks, MP1 bets $22, Button folds, Hero calls $22.

Turn: ($66) 5 (2 players)
Hero checks, MP1 checks.

River: ($66) 2 (2 players)
Hero ...bets?