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

I don't get anymore wetter, no matter how much rain falls on me.

No matter how little or how much you use me, you change me every month. What am I?

Place a mathematical symbol between the numerals 5 and 9 in such a way that the resulting number is greater than 5 but smaller than 9.

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?

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

I’m orange, I wear a green hat and I sound like a parrot. What am I?

A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

Solve the equation in the image by looking at the pattern closely.

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I