A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

I am white when I am dirty, and black when I am clean. What am I?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

How many triangles are there on the puzzle below?

A girl was sitting in her hotel room when she heard a knock on the door. She opened the door and found that a man was standing outside.
The man said, "Oh! I am really sorry, I thought this was my room."
He then walked through the corridor to the elevator. The girl did not know the man. She closed her door and called security asking them to apprehend the man.
What made her suspicious of that man? He might have been genuinely mistaken.

I have 50 feet long of cloth, I need to create 50 handkerchiefs each size of 1 foot. I take one minute to cut a 1-foot handkerchief. So how long will it take to cut 50 handkerchiefs?

Can you count the number of matches in the picture below ?

What happened when the wheel was invented?

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.