Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

There is a square piece of paper with a hole that is denoted by the circle on the top right side in the given picture. You have to cut the paper in a manner that it forms two and only two separate pieces of paper and then rearrange the pieces in a manner that the holes come in the centre of the paper.

You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

While sitting in the Car, John suddenly finds that one of the wheels was missing. John noticed that a killer is approaching towards him. John cannot get out of the car.

How will John escape?

What Does this text mean:

important=important

Remove two matchsticks to make the below equation correct.

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

If 21x = 79x, what is the value of x?

An office is divided into 8 cubicles. How many of the cubicles are painted if only 1/8 of the cubicles are painted?