When my father was 31 I was 8. Now he is twice as old as me. How old am I?

I am a word that begins with the letter “i.” If you add the letter “a” to me, I become a new word with a different meaning, but that sounds exactly the same. What word am I?

During a secret mission, an agent gave the following code to the higher authorities
AIM DUE OAT TIE MOD

However, the information is in one word only and the rest are fake. To assist the authorities in understanding better, he also sent them a clue, If I tell you any one character of the code, you can easily find out the number of vowels in the codeword.

Can you find out the code word?

In the Chess Board picture below white army is arranged. You need to add a black army on the board such that no piece is under any threat.
Note: Army comprised of 1 king, 1 queen, 2 rooks, 2 bishops, 2 knights, and 8 pawns.

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

Can you identify the famous TV character from the rebus below?

Write the next letter in this sequence.
O, T, T, F, F, S, S, E, __
**Hint: It is a Number Series Puzzle

The product of three consecutive numbers is 7980.
Then the sum of these consecutive numbers would be?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?