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

What goes up but never comes down?

Chocolate costs 6 rupees and a Toy costs 5 rupees. If you have 32 rupees in total, how many chocolates and how many Toys can be purchased with that amount?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

What animal walks on four legs in the morning, two legs during the day, and three legs in the evening?

Oedipus, the king of Thebes, figured out the answer to the riddle:

You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

A river should be crossed by a father, a mother and their two sons and two daughters.
There are some rules that should be followed while crossing the river. There can be only two people in the raft while crossing. The daughters cannot be with their father unless there is the presence of the mother. The sons cannot be with their mothers unless the father is present. Unless the guard is on the board, the criminals cannot be with any of the family members. Only the adults like the father, the guard, and the mother knows to use the raft.

How will they cross the river?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

What does this rebus puzzle means ?