The below given figure comprises of a pattern through which you can determine the missing letter. Can you push your mind to find the pattern and add the missing letter?

Today is John's birthday.
A year ago, John had five candles and he lit all the candles except the one at the last.
Now he is going to light all the candles.

How old is John Today?

(He is not five today.....)

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

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

Ten coins have been arranged as you can see in the given picture. In this arrangement, a triangle is formed pointing upwards. You have to invert the position of the triangle and make it point downwards while changing the position of 3 coins only. Can you do it?

I can write cow in 13 letters.

Can You?

By using all numbers, i.e. 123456789 and subtraction/addition, operators number 100 can be formed in many ways.
Example: 98 + 7 + 6 - 5 - 4 - 3 + 2 - 1 = 100

But if we add a condition use of the number 32 is a must. Then there are limited solutions.
One of such solution is: 9 - 8 + 76 + 54 - 32 + 1 = 100

Can you tell me any other solution?

Why Wine Glass Stem is so long?

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

Give it food and it will live; give it water and it will die.