Crack the code using the clues:

Two digits are correct but wrongly placed.

Two digits are correct and are correctly placed.

One digit is correct and is correctly placed.

SOLUTION!

Solution:

637 is the correct answer.

3 and 6 are the correct digits from the first clue. 3 and 7 are the correct digits from the second clue.6 is the correct digit from the third clue.

From the third clue, 6 will be the first digit. From the first 2 clues 3 will be in the second place.7 will be the third digit from the second clue.