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?

As shown in the image, the nine Dogs are square fenced. By constructing just two square fences can you make sure that two Dogs cannot meet each other without crossing the fence?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

A bomb exploded in a room full of married couples and no one died. How?

Count the number of triangles in the below picture?

You’re out on the water and see a boat filled with people. You look away for a second and look back again, but this time you don’t see a single person on the boat. Why? Hint: The boat did not sink.

Can you start the fire using two pieces of wood?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

What is the next number in this matchsticks series riddle?

What is the word or phrase?