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

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

It is a 5 letter word if you take away first letter it is something you get from sun, if you remove second letter you will get something to eat, if you remove third letter you get a word you use in pointing at and if you remove the fourth letter you get something to drink. What is it?

What do you think with the below Picture ?

Find the 8 in the below-given Image.

A Monkey, a squirrel, and an Eagle are racing to the top of the mango tree. Assuming all these animals are in perfect shape, Which animal will reach to Banana first?

In the given picture, you can find a square in the centre and four open squares. Can you form three closed squares by just moving three sticks from their positions respectively?

What kind of tree can you carry in your hand?

What do you get if you add 2 to 100 four times?