Are you looking for some hard puzzles to solve? Then you’re in the right place. And what’s more? We have a Christmas-themed one for you today so you’re guaranteed to remain in the holiday spirits. Take a moment and try to answer this brainteaser below.

© Media

These days, the internet is filled with so many things vying for your attention. But any intelligent person will tell you that you must choose wisely when deciding what to spend your free time on. And rather than zone out in front of the TV, you can you yourself a huge favor by solving riddles and puzzles.

Bojan Milinkov / Shutterstock.com

Puzzles like this one we have for you above will do wonders for your analytical skills? Why? They require you to do a lot of thinking, consideration, and calculation. And these are important traits that are needed for our day to day lives.

Solving problems, no matter how complicated, is what life is all about and you need to keep your brain sharp if you want to do so effectively. You should weigh your options, consider every possible scenario and perhaps even carve yourself a shortcut to get to your goal.

Natalie Board / Shutterstock.com

You can exercise these parts of your mind by solving puzzles like this one. So have you been able to find the answer?

Well, we won’t keep you waiting for too long. The answer to this puzzle is actually 13.

ImageFlow / Shutterstock.com

By the calculation, you can see that the tree represents the number 13 while the present is 0:

So the final equation then becomes: