How can you make a TV, a bed, a dog, and a car liquid?

Before Mount Everest was discovered, what was the highest mountain in the world?

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

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?

I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?

What goes up but never comes down?

The day after tomorrow will be three days before Tuesday. Can you find out what is today?

If "P" means "-", "Q" means "/", "R" means "+", and "S" means "*" then find the value of the following:

21 Q 7 R 9 S 10 P 13

It spends most of its day eating white, but when it’s quick enough, it gets to eat fruit and sometimes some blue things. It’s in a dark room, where the walls are blue, it runs from a ghost that roams the halls and haunts it all the time. What is it?