Can you find a five letter word that is left with only two letters if one is removed?

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

If 1+9+8=1, what is 2+8+9?

There is an English word that can be used up to four times in a row without modifying the spelling and form a valid grammatical sentence.

Do you know what word is that?

Daniel walks into a movie theatre. While in the movie, he suddenly smiles delightfully. About a couple of minutes later, he seems shocked. He walks out of the theatre, goes to a bridge and jumps over the edge killing himself.

Why did he do it?

Note: Think Lateral

In a town, there are four houses located at different distances from each other. Following are the distances:

The third house is 60 meters apart from the first house.
The fourth house is 40 meters apart from the second house.
The third house is 10 meters nearer to the fourth house than it is to the second house.

Can you find out the distance between the fourth and the first house?

There is a wide field of corn. A goose finds its way into the field and starts running. Can you find out till which point the goose can run into the field?

What month of the year has 28 days?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?