I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

No one wants to have it, but if one got it, he does not want to lose it. What is It?

I am a five-letter word and comprises two different vowels and three same consonants. I am so strong that I can spoil your entire work.

Can you find out who am I?

When can we add 2 to 11 and get 1 as the correct answer?

Let's play a word game. Following are some meaningless words that can be completed by adding random letters on either side of the word.

For example, the word "rdo" can be formed into "pardon".

Using the same technique, can you complete the given words?
ecalc
airb
rinci
tibac
uidel
gorit
igna
eyho

A sundial has the fewest moving parts of any timepiece. Which has the most?

A boy was locked in a room by some robbers. All that is in the room is a piano, a calendar, and a bed. The room is locked from the outside. What does he eat, drink, and how does he escape and get out?

Below, you will find the mathematical proof that 10 equals 9.99999?. But is that possible or there is something wrong about it? Can you find the error?

x = 9.999999...
10x = 99.999999...
10x - x = 90
9x = 90
x = 10

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

What is the longest word in the dictionary?