I am soft and cuddly that soothe your heart. But, If you pick my last name I am going to tear you all apart. Who am I?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

I have branches, but no fruit, trunk or leaves. What am I?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

A famous swimmer can swim downstream in a lake in exactly 40 minutes with the lake current.
He can swim upstream in that lake in exactly 60 minutes against the lake current.
The length of the lake is 2 km.

How long he can cover the distance of one side at a still lake with no current?

French Police inspects a room where there are no windows, no doors, no tables and is almost empty expect there is just a puddle of water. They found a dead man who obviously hung herself from the ceiling, but they are not able to figure out how this had happened.

John and Jacob entered the crime scene and easily able to solve the case.

How did the man die?

Can you count the number of quadrilaterals in the picture below?

Can you write down eight eights so that they add up to one thousand?