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?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

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

Pronounced as one letter,
And written with three,
Two letters there are,
And two only in me.
I am double, I am single,
I am black blue and grey,
I am read from both ends,
And the same either way.

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

You need to move three matchsticks to form three squares. Can you do it?

There is a box. The area of its top is 240 square units, the area of the front is 300 square units and the area of the end is 180 square units.

Can you calculate the dimensions of this box with the given data?

Why is the longest human nose just 11 inches?

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?

How many letters are in the alphabet?