Take a look at the image with all the locks and try to see if you can guess the number of ones that are open.
Times up! How did you do? Lets take a look to see how many of you were right.
Answer: 3 Locks which are circled in red in the image below.
Please SHARE this brain teaser with your friends to see if they can figure it out.
If you want to exercise your mind a little more try this next riddle.