It's a 7-letter word.
If we remove 1 letter from it, it remains the same.
If we remove 2 letters from it, it remains the same.
If we remove 3 letters from it, it remains the same.
If we remove all the letters from it, still it remains the same.
What is it?

I am quite hot but become too cold if you remove the first two letters. What am I?

In the image below, can you find the value of an angle(y)

What number do you get when you multiply all of the numbers on a telephone's number pad?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

Can you find the missing piece of the Porsche?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?