What word is identified by the below rebus?

Your Your Your Your Your
Your Your Your Your Your

Be active and find the killer in the picture Riddle below.

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

In front of you, there are 9 coins. They all look absolutely identical, but one of the coins is fake. However, you know that the fake coin is lighter than the rest, and in front of you is a balance scale. What is the least number of weightings you can use to find the counterfeit coin?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

How many triangles are there in the picture below?

I am Huge on Sunday and Saturday.
I am small from Tuesday to Thursday.
I do not exist on Monday and Friday.
Who am I?

A wealthy man lives alone in a small cottage. Being partially handicapped he had everything delivered to his cottage. The mailman was delivering a letter one Thursday when he noticed that the front door was ajar. Through the opening he could see the man's body lying in a pool of dried blood. When a police officer arrived he surveyed the scene. On the porch were two bottles of warm milk, Monday's newspaper, a catalog, flyers, and unopened mail. The police officer suspects it was foul play. Who does he suspect and why?

I have eight fingers and two thumbs but I do not live. What Am I?