If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

Tell me the Hindi name of a Vegetable which if we remove 1st word will become a precious Stone and by removing the last word it will become a sweet eatable.

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

I can sizzle like bacon,
I am made with an egg,
I have plenty of backbone, but lack a good leg,
I peel layers like onions, but still remain whole,
I can be long, like a flagpole, yet fit in a hole.

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

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.

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

The more of this there is, the less you see. What is it?

What building has the most stories?