If we tell you that there is a relation between the numbers and letters in the given figure, can you analyze it and find the missing letter in the last box?

In the four images below, can you find the odd one out?

You can hear me, but you can't touch or see me.

What am I?

A sea diver is a real show-off. He showed everyone that he can hold his breath underwater for 15 minutes.

I went to the diver and told him that I can be underwater for double the time i.e 30 minutes.
He responded that he will give me 100$ if I would be able to do it. I won 100$.

What did I do?

Can you count the number of triangles in the given picture?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

My location can be determined by the below rebus.
So where am i ?

In case you were starting to feel confident, this one was meant for third graders in Vietnam. The answer is 66, but we don't blame you for scratching your head about how they got there.

Using Only Five 5's and any mathematical operator make sum as 37

If you say my name, I will no longer exist. What am I?