What has no start, end, or centre?

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?

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

On a windy rainy night , I was driving in my car.
When i reach the bus stand , i see three people waiting for the bus.

1. An old lady who needs an immediate medical attention
2. My Best Friend
3. Girl whom i love from childhood

My car is a two seat, so can you tell me , what i have done in this situation ?

I’m tall when I’m young, and I’m short when I’m old. What am I?

Solve The below Equation:

ALFA + BETA + GAMA = DELTA

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

A Shopkeeper collects 71 rupees in the form of 20 paisa and 25 paisa.
He collects a total of 324 coins.

Can you tell me how many number of 20-paisa and 25-paisa he got?

A deaf and mute man goes to the train station. Tickets for the train are 50 cents each. The man goes to the ticket booth and hands the man inside just a dollar. The man in the booth hands him two tickets.

How did the man in the booth know to give him two tickets without even looking at him?

Considering the below equation:

V + II - VI = 10
IV - X + VIII = 20
IV - VII + VI = 30

Then, I + II + III = ?