NL 25 - AQs on all streets

[reemas]

Only 20 hands with opponent but he was pretty loose about 40-50 vpip and a pfr% of 5-8. Not many reads. Please evaluate all streets:

Poker Stars, $0.10/$0.25 NL Hold'em Cash Game, 6 Players

CO: $24.10
BTN: $24.65
SB: $12.15
BB: $17.15
UTG: $46
Hero (MP): $26.75

Pre-Flop: A[img]/images/graemlins/club.gif[/img] Q[img]/images/graemlins/club.gif[/img] dealt to Hero (MP)
<font color="red">UTG raises to $1</font>, <font color="red">Hero raises to $2.50</font>, 4 folds, UTG calls $1.50

Flop: ($5.35) 8[img]/images/graemlins/club.gif[/img] 5[img]/images/graemlins/club.gif[/img] 6[img]/images/graemlins/club.gif[/img] (2 Players)
UTG checks, Hero checks

Turn: ($5.35) 9[img]/images/graemlins/heart.gif[/img] (2 Players)
UTG checks, <font color="red">Hero bets $2.75</font>, <font color="red">UTG raises to $6</font>, Hero ?

Raise or call? What range do we put opponent on?