Below, you will find the mathematical proof that 10 equals 9.99999?. But is that possible or there is something wrong about it? Can you find the error?

x = 9.999999...
10x = 99.999999...
10x - x = 90
9x = 90
x = 10

Tell me the Hindi name of a Vegetable which if we remove 1st word will become a precious Stone and by removing the last word it will become a sweet eatable.

I am not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?

I know a nine-letter word having only one vowel.
Do you ?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

I shave every day, but my beard stays the same. What am I?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

A and B have a certain number of chocolates with them. If B gives one chocolate to A, they will have an equal number of chocolates. But if A gives one chocolate to B, then A will be left with half the number of chocolates that B has.

Can you find out the number of chocolates they have right now?

What seven-letter word has hundreds of letters in it?