Can you make a six-letter word using the letters N, A and B ?

Can you tell a 3D object that has just two surfaces?

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

Two girls were born to the same mother, on the same day, at the same time, in the same month and year and yet they're not twins. How can this be ?

Two prisoners Jack and Jill are locked in a cell.
There is open window approx 40 feet above the ground of the cell.
They are never able to reach there.

Then they plan to escape by a tunnel and they start digging out.
After digging for more than 20 days, Jill comes with the different plan and they escaped.

what was the plan ?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

Count the number of triangles in the given picture.

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

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

Why did the Girl throw the butter out of the window?