As a whole I am both
safe and secure.

Behead me and I become
a place of meeting.

Behead me again and I am
the partner of ready.

Restore me, and I become
the domain of beasts.

What am I?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

Which alphabet letter is a question?

Can you find out which number multiplied by itself will give the output as 12345678987654321?

Sweet & very intelligent katty has 8 puppets(Jane Bird Barbie Angel Colleen Nora Lass Missy).
All puppets are of different size. She arrange all puppets to face towards the guest and tell the guess the following clues :

* Jane has three puppets bigger on its left side
* Bird has two puppets smaller on its left side
* Barbie has one puppet bigger on its right side
* Angel has two puppets smaller on its right side
* Colleen has one puppet bigger on its left side
* Nora has one puppet smaller on its left side
* Lass has four puppets bigger on its right side
* Missy has three puppets smaller on its right side

Also some puppets are inside the bigger puppets.

Assuming you are the guest , can you tell the katty how the puppets are arranged ?

Remove two matchsticks to make the below equation correct.

People put me on the table and cut me but do not eat me. What am I?

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

A father's child, a mother's child, yet no one's son.

Who am I?

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