On both hands I had no real read on the opponents as I only just sat down. Both had interesting outcomes (so I think) but I was wondering what you would have done:

Hand 1:

PokerRoom No-Limit Hold'em, $1 BB (6 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

Button ($52.05)
SB ($72.55)
BB ($23.95)
Hero ($50.35)
MP ($32.50)
CO ($34.90)

Preflop: Hero is UTG with A, Q.
Hero raises to $2, 1 fold, CO calls $2, 3 folds.

Flop: ($4.75) 4, A, 6 (2 players)
Hero bets $3, CO calls $3.

Turn: ($10.75) 6 (2 players)
Hero checks, CO bets $3, Hero calls $3.

River: ($16.75) 7 (2 players)
Hero checks, CO bets $26.9 (All-In), Hero ??


Hand 2:

PokerRoom No-Limit Hold'em, $0.50 BB (5 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

UTG ($52.15)
MP ($65.80)
Hero ($29.30)
SB ($44.35)
BB ($39.70)

Preflop: Hero is Button with 7, 7.
UTG calls $0.25, 1 fold, Hero raises to $1.25, 2 folds, UTG calls $1.

Flop: ($2.90) 5, Q, 8 (2 players)
UTG checks, Hero bets $2, UTG raises to $4, Hero calls $2.

Turn: ($10.90) 6 (2 players)
UTG bets $10, Hero ???