Which number should replace the question mark?

Can you solve the maths in the below-given picture equation?

What is the Surname of Barbie Doll?

Can you replace the question mark with the correct number?

Role Action
Block Prevents the target player from acting
Redirect Change target player target.
Save Protects the target player from death.
Seer Sees all actions that occurred
Murderer Kills the target player

The following five players are playing:

Andy
Brian
Chris
Daniel
Fred

You are Andy the Seer and you saw the following things:
a) Brian was redirected to Chris.
b) Chris was blocked.
c) Daniel was killed.

Who is the murderer then?

What does this rebus puzzle means ?

I am a word of 12 alphabets.

* Alphabets 12, 4, 7, 2, 5 : Eastern beast of burden
* Alphabets 1, 8, 10, 9 are street made famous by Sinclair Lewis.
* Alphabets 11, 3, 6 are past.

On whole it means a person suffering from delusions of greatness.

What Is it ?

How many triangles are there in the picture below?

Can you find out the number that should replace the question mark with a valid reason?

Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?