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

When you stop to look, you can always see me. But if you try to touch me, you can never feel me. Although you walk towards me, I remain the same distance from you. What am I?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

It can be easily calculated that the digits 0 to 9 can be arranged into 3628800 distinct ten-digit numbers.

But do you know how many of these numbers are prime?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

A man walked into a pub and went straight towards the Barman. He asked for a dirty martini from the Barman. The Barman thought something and then pulled out a pistol from his drawer and aimed it directly at the man. Why did he do that?

A Child was born in Lahore, Pakistan.

Still child is not a Pakistani citizen.why ?

I have two sand hourglasses:
1. A 7 minute one and
2. An 11-minute one.

Using just these 2 sand hourglasses, how can I measure time as 15 minutes?

We know that the number 7 is the prime followed by a cube. Which next number is also a prime followed by a cube?