A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

The captain of a ship is telling you an interesting story and then poses a question. He says, “I have travelled the oceans far and wide. One time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly. Can you tell me how that was possible?”

In the image given, you can find several triangles. Can you count them all?

What jumps when it walks and sits when it stands?

In a competitive exam, each correct answer could win you 10 points and each wrong answer could lose you 5 points. You sat in the exam and answered all the 20 questions, which were given in the exam.
When you checked the result, you scored 125 marks on the test.

Can you calculate how many answers given by you were wrong?

If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?

What word begins and ends with an E, but has only one letter?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

What does this mathematical rebus means ?

Spot what is wrong here in below Picture?