Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

A four-digit number (not beginning with 0) can be represented by ABCD. There is one number such that ABCD=A^B*C^D, where A^B means A raised to the B power. Can you find it?

Find out which of the given views in the picture is accurately the top view of the given pyramid.

A mother bought three dress for her triplets daughters(one for each) and put the dresses in the dark. One by one the girls come and pick a dress.
What is the probability that no girl will choose her own dress?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

There is so small cabin inside a deep forest.
All the forest burned out to worst possible but the inside of the cabin is still the same.
However all the person inside the cabin die.

How come ?

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

Which is the smallest number that you can write using all the vowels exactly once?