Can you convert the number zero(0) into a positive number using just one mathematical operator ?

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.

No one wants to have it, but if one got it, he does not want to lose it. What is It?

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

Can you find out the smallest number that can be conveyed as the sum of three squares in three unique ways?

Accidentally, two trains are running in the opposite direction and enter a tunnel that is 200 miles long. A supersonic bird that has fled the lab and taken shelter in the tunnel starts flying from one train towards the other at a speed of 1000 mph. As soon as it reaches the second train, he starts flying back to avoid collision and meets the first train again at the other end. The bird keeps flying to and fro till the trains collide with each other.

What is the total distance that the supersonic bird has traveled till the trains collided?

Can you solve below mathematical equation?

2^1234 - 2^1233

I have a head like a cat and feet like a cat, but I am not a cat. What am I?

Can you solve the photo plexer logic ?