I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

Can you solve below mathematical equation?

2^1234 - 2^1233

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

Can you find the missing piece of the Porsche?

You are presented with three boxes. One of them has a red ball inside and the other two have a black ball inside each of them. You are asked to pick up the one with red ball and you pick one. Now, one of the other boxes is opened and it is found to have a black ball.

You are presented with a chance to change your box with the one that is left closed. Will you change your box? Why or why not?

Why do you find that most of the buildings are deprived of the 13th floor?

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

Highly detail-oriented individuals excel at this type of optical illusion challenge. It requires not just good eyesight but also the ability to distinguish subtle differences quickly. Finding the 6 among all these 9's could indicate a high level of IQ and superior observational skills.

A clock loses 10 minutes each hour. If the clock is set correctly at noon, what time is it when it reads 3 PM?