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?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

There are forty elephants and they have forty-fore heads. How can this be possible?

A thief is convicted in Mexico. He gets the death penalty. The judge allows him to say the last sentence to determine how the penalty will be carried out. If the thief lies, he will be hanged, if he speaks the truth he will be beheaded. The thief tells the last sentence and to everybody's surprise some minutes later he is set free because the judge cannot determine his penalty. What did the thief say?

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

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

What word is identified by the below rebus?

Your Your Your Your Your
Your Your Your Your Your