Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

Replace the question mark with the correct number in the below-given picture?

Make the seating arrangement of 10 children in such a way that there are 5 rows with 4 children in each row.

What part of Turkey has the most feathers?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

There is a unique number which when multiplied by any number from 1 to 6, we will get the new number that contains the same digits only.

Can you find that number?

Two men are in a desert. They both have packs on. One of the guys is dead. The guy alive has his pack open, and the guy who is dead has his pack closed. What is in the pack?

He runs but never walks. Murmurs, but never talks. Has a bed, but never sleeps. And has a mouth, but never eats?

There are six people in a family namely M, N, O, P, Q and R.

R and O are brother and sister.

N is the brother of Q's husband.
P is the father of M and grandfather of R.

How many male members are in the family?

The more you take me, the more you leave me behind.
Who Am I?