Before Mount Everest was discovered, what was the highest mountain in the world?

Which number should replace the question mark?

Count the Triangle in the figure given below:

There are three boxes on a table. One of the box contains Gold and the other two are empty. A printed message contains in each box. One of the message is true and the other two are lies.

The first box says "The Gold is not here".

The Second box says "The Gold is not here".

The Third box says "The Gold is in the Second box".

Which box has the Gold?

Why Wine Glass Stem is so long?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

Who is that with a neck and no head, two arms and no hands? What is it?

What does the below rebus riddle means?

What does this simple rebus mean?

If two's company, and three's a crowd, then whats four and five ?