Two-person want to cross a river. Only one boat is present on the riverside that can carry only one person at a time.

However, they still manage to cross the river. How is it possible?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

I am not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?

A 3 digit number is such that it's unit digit is equal to the product of the other two digits which are prime. Also, the difference between it's reverse and itself is 396.

What is the sum of the three digits?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

What can jump higher than a building?

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?

Rectify the following equality 101 - 102 = 1 by moving just one digit.