Solutions for MEDIUM Sudoku Puzzles M11-M20

Solution for Medium Sudoku Puzzle M11
This image has an empty alt attribute; its file name is image-85.png		Solution for Medium Sudoku Puzzle M12
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Solution for Medium Sudoku Puzzle M13
This image has an empty alt attribute; its file name is image-89.png		Solution for Medium Sudoku Puzzle M14
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Solution for Medium Sudoku Puzzle M15
This image has an empty alt attribute; its file name is image-93.png		Solution for Medium Sudoku Puzzle M16
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Solution for Medium Sudoku Puzzle M17
This image has an empty alt attribute; its file name is image-97.png		Solution for Medium Sudoku Puzzle M18
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Solution for Medium Sudoku Puzzle M19
This image has an empty alt attribute; its file name is image-101.png		Solution for Medium Sudoku Puzzle M20
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Here are the original puzzles M11 to M20