How high do you have to count before you use the letter “a” in the English spelling of the whole number?

Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

Intelligence Agency need to break the vault but the problem is that they are not able to break the vault.

On the vault, a text is written as:

31 11 33 33 43 45
21 25
31 24 11 31 51 41

To Break the code Intelligence Agency brings a mathematician named Joseph.
Minutes later he deciphers the code.

Whats the code?

There was a strange boy who was born before his father. How can this be possible?

What always comes into a house through the keyhole?

Can you find out the total number of triangles in the given figure?

A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

If an electric train is travelling south, then which way is the smoke going?

Detective Rockford was jogging near the beach at 4:30 am.
He hears a sound near the shack "No Michael, Please Do not shoot me".
Next instance he heard the sound of gunfire. Rockford rushes to the shack where he finds women lying dead and a gun in close proximity of three "Doctore Lawyer and a Teacher".

Rockford immediately knew that the Lawyer has committed the crime. How?