Which number should replace the question mark?

If 21x = 79x, what is the value of x?

Find the 8 in the below-given Image.

How can you leave a room with two legs and return with six legs?

Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers between X (big x) sum to 23?

A person was killed at a house party. When the police arrive, there are six people present in the house who are the friends of the victim. The name of the friends is Rohit, Aman, Nick, Gagan, and Randy.

Near the dead body, they find a few numbers written with blood by the victim on the floor. The numbers are 8, 5, 4, and 11.

The police arrests one of the friends for the murder. Whom did they arrest and why?

Which word is least like the others? Third, fourth, fifth, sixth, seventh, eighth, ninth?

This is a picture puzzle. You have to guess the name of the movie that can be related to the picture.

There was an aeroplane crash, every single person died, but two people survived. How is this possible?

There are hundred red gems and hundred blue gems. The blue gems are priceless while the red gems equal wastage. You have two sacks one labeled Heads and the other Tails. You have to distribute the gems as you want in the two sacks. Then a coin will be flipped and you will be asked to pick up a gem randomly from the corresponding sacks.

How will you distribute the gems between the sacks so that the odds of picking a Blue gem are maximum?