Replace the question mark with the correct number.

2 + 2= 4
3 + 3= 18
4 + 4= 48
5 + 5= ?

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

During which month do people sleep the least?

It is always ahead of me yet I can never see it. What is it?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

In the given picture, in how many ways can you read the word "Tiger"?

If a shopkeeper can only place the weights on one side of the common balance. For example, if he has weights 1 and 3 then he can measure 1, 3 and 4 only. Now the question is how many minimum weights and names of the weights you will need to measure all weights from 1 to 1000? This is a fairly simple problem and very easy to prove also.

I can be cracked, made, told, and played. What am I?

What's the best place to go shopping in the ocean?

In the figure that has been attached to this question, each digit represents a digit. The similar letters carry the same integer value. Can you expose the original digits?