How many times do a clock's hands overlap in a day ?

In the given picture, you can find two letters missing. When two particular letters are placed in the missing spots, you get an eight-letter word while reading in the anti-clockwise direction. Can you find out the missing letters and the missing word eventually?

Take one out and scratch my head, I am now black but once was red. What am I?

Can you solve this picture maths equation?

Solve the following series:
AZ, GT, MN, __, YB

Lifeless eyes on my smiling face and watch your child's sleeping place. In their dreams they hold me tight. What am I?

One night, a woman receives a call from the police. They tell her that her husband was murdered and that she should come to the crime scene as soon as possible. The woman drops the phone, shocked, and drives 20 minutes to the crime scene. As soon as she reaches the crime scene, the police arrest her and she is convicted of murder. How do the police know she committed the crime?

There was a man he lives in a hotel each morning he presses the first floor button each evening if there is a person in the elevator he asks him to press the 10 floor button if there is no one in the elevator he takes the stairs why.

With the help clues provided in the image, can you find the 5 digit key?

Solve the puzzle by telling what does below picture means.