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

In an office's desk, you find a unique method that shows the current day of the month. Two numbered cubes are used to depict the current date.

Can you find out the numbers on both the cubes so that each date can be mentioned using them?

Please note that you have to use both the cubes to display any date. Thus the 1st day must be represented by 01 and so on.

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

Once while in his court, King Akbar asked Birbal to write something on a wall that makes one sad when read in good times and makes one happy when read in sad times.

He took only a few moment and wrote something that fit the requirements. What did he write?

What am I?

What question can you never answer yes to?

A pet show was happening in my locality. I went down along with my kids. In that show, I noticed that all except two of the entries were cats. All except two were dogs and all except two were Monkeys.

Can you find out how many of each animals were present in that pet show?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

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