By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?

In the image given, you can find several triangles. Can you count them all?

Replace the 'X' with any mathematical symbol to make the expression equal to 111.

18 X 12 X 2 X 3 = 111

John went to meet his friend Jacob, but when he was about to reach the main gate, John notices that Jacob had a mighty dog who was fastened to the tree. The chain is long enough that it allows the dog to reach the main gate.

How can the John reach the main gate?

I’m orange, I wear a green hat and I sound like a parrot. What am I?

I had an infinite supply of water and 5 litres and 3 litres jars.

How would you measure exactly 4 litres in the least number of steps?

How many Watermelons are there in the below picture?

Which digit occurred maximum times between the number 1 and 1000?

What has no start, end, or centre?