Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

In front of you, there are 9 coins. They all look absolutely identical, but one of the coins is fake. However, you know that the fake coin is lighter than the rest, and in front of you is a balance scale. What is the least number of weightings you can use to find the counterfeit coin?

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

What is common among 11, 69, and 88?

Can you identify the direction in which this bus is moving; left or right?

Hint: The bus is moving on the roads of London.

I have teeth but i don't bite. Who Am I ?

Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

I have an eye but still cannot see.

Who am I?

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

What number do you get when you multiply all of the numbers on a telephone's number pad?