Four men were in a boat on the lake. The boat turns over, and all four men sink to the bottom of the lake, yet not a single man got wet! Why?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

A man is lying dead in a field where no one is around. His head is split open and his legs are disfigured. Near to him, there is an unopened package. No living organism can be found anywhere at the crime scene.

How did he die?

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

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 is the Surname of Barbie Doll?

What four weights can be used to balance from 1 to 30 pounds?

Once upon a time, there was a castle on a square island. The entire island was surrounded by a 14m wide trench. The Romans had wanted to invade the castle and had brought a few wooden planks along with them to facilitate themselves in crossing the moat. The planks were however found to be only 13m long.

The Romans still managed to cross the trench. How did they do it?