Look at the picture in the riddle and answer the given question.
In the photo, you will see a door that is locked using 6 locks.
What is the minimum number of locks that need to be opened to unlock it?
If you get the correct answer, share it with your friends on WhatsApp, Facebook and other social networking sites.
If you open any 1 lock, you can pull out all the bars / rods to open the door.
So the answer is 1 lock.