Using eight eights and addition only, can you make 1000?

To attend world science seminar, A famous chemist from Mexico visit
London. In the lab, the scientist was killed and his six assistants were under suspicion of killing the chemist.
Name of six assistants: Austin, Wayne, Dege, Oscaru, Lingard, and Rojo.
He left a note "76-20-44 79-16-22-7"

A local detective Jack was called to solve the case,

After reading the note, Jack instantly asked the police to arrest the murderers.

Who are the murderers?

What does below chemistry rebus means?

An office is divided into 8 cubicles. How many of the cubicles are painted if only 1/8 of the cubicles are painted?

Can you find the ages of a son, father and grandfather based on the following facts?
The sum of the ages of grandfather, father and son is 140 years.
The age of the son in months is the same as the grandfather in years.
The age of the son in days is the same as the father in weeks.

What is the next shape from answers A, B, C, and D figure?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

What kind of band never plays music?

Something Extraordinary happened on May 6th 19778 at 12:34am what was that?

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