Can you replace the question mark with the correct letter?

6 + 6 + 6 = N
7 + 7 + 7 = E
8 + 8 + 8 = R
0 + 0 + 0 = ?

Solve below popular number sequence
314 159 265 358 979 323 846 ?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

I add 5 to 9 and get 2. The answer is correct, so what am I?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

When 99 is considered higher than 100?

There are three boxes on a table. One of the box contains Gold and the other two are empty. A printed message contains in each box. One of the message is true and the other two are lies.

The first box says "The Gold is not here".

The Second box says "The Gold is not here".

The Third box says "The Gold is in the Second box".

Which box has the Gold?

Find the missing number in the sequence below:

Five teams were competing in cricket where they faced each other exactly once. After the tournament, the following is the point table.

DareDevils 6
SuperKings 5
Royals 4
Sunrisers 2
Riders ?

How many points did Riders end up with?

Can you find out who is the kidnapper in below Picture and why, Explain ?