What always comes into a house through the keyhole?

What two things can you never eat for breakfast?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

We know that the number 7 is the prime followed by a cube. Which next number is also a prime followed by a cube?

A man is found dead in his bathroom naked with blood scattered all around him. The bathroom was locked from the inside and there is no trace of any struggle. There is nothing in the bathroom except his pant with the belt still around and his shirt. Also, the medic team can't find any incision in his body that may have been the reason behind so much blood loss.

The Police department is clueless regarding this murder mystery.
Can you?

How far can you walk into the woods?

Why is it very easy to weigh a fish?

Find the next number in the sequence

5 12 24 36 ?

I am an eight letter word and I am a computer terminology.
The second, third and fourth letters make an animal.
The fourth, fifth, sixth, seventh and eighth letters make a weapon.
The first, second, third and fourth letters can be taken as an outcome of any exam.
The fifth, sixth, seventh and eighth letter combine to form a high end typing software.

Can you tell who am I ?

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