Killer Sudoku, Difficulty 3

Puzzle 5804 Aug 11 August 2012
Puzzle 5814 Aug 13 August 2012
Puzzle 5824 Aug 15 August 2012
Puzzle 5834 Aug 17 August 2012
Puzzle 5844 Aug 19 August 2012
Puzzle 5854 Aug 21 August 2012
Puzzle 5864 Aug 23 August 2012
Puzzle 5874 Aug 25 August 2012
Puzzle 5884 Aug 27 August 2012
Puzzle 5894 Aug 29 August 2012
Daily Killer Sudoku