In the image below, can you find the value of an angle(y)

A dead body is found outside a multi-story multinational company. The case is reported and a homicide detective is called on the crime scene.

He looks at the body and then towards the building. From the position of the body, it is evident that the victim committed suicide. He goes to the first floor of the building and then walks in the direction of the dead body, opens the window and toss a coin in the air.

He goes to second floor and again repeats the process. He keeps doing this till he is done on all the floors. Then he returns back to the floor and tells his team that it is a murder.

How in heaven did he deduce that?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

How do you go from 98 to 720 using just one letter?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

What is 3/7 chicken, 2/3 cat and 2/4 goat?

On rolling two dices (six-sided normal dice) together, what is the probability that the first one comes up with a 2 and the second one comes up with a 5?

What is always in front of you but can’t be seen?

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?