If you say my name, I will no longer exist. What am I?

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

John is looking at Jenifer, but Jenifer is looking at Jacob. John is married, but Jacob is not.

Is a married person looking at an unmarried person ?

The following alphametic has only one solution. Can you find it?
ENLIST + SILENT + LISTEN = ANAGRAM

PS: You may start the number from 0.

A man has a barrel filled with oil that weighs 100 pounds, and then he puts something into it. Now the barrel weighs less than 100 pounds. What did he put in the barrel?

Can you find out which options fits best with the missing column?

To tease, King Akbar told his most clever advisor Birbal to give his daughter one thing that she can eat when hungry, drink if she feels thirsty and can burn if she feels cold. King Akbar was shocked when Birbal gave Akbar's daughter one such thing that satisfies all of the above.

What did Birbal give to Akbar's daughter?