How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?

On 26-01-2022, Juli was murdered at her house in a city in India in the afternoon. There were three suspects in the murder and the following are the statements that were given by them:

John: I visited my village that day.
Jacob: I was out to deposit my house tax in the municipality office at that time.
Jonny: I was at a friend's place having lunch at that time.

Can you find out who is the murderer?

There are three boxes. One is labeled "APPLES" another is labeled "ORANGES". The last one is labeled "APPLES AND ORANGES". You know that each is labeled incorrectly. You may ask me to pick one fruit from one box which you choose.

How can you label the boxes correctly?

What occurs twice in a week, once in a year but never in a day?

Can you name some countries which do not have the alphabet 'A' in them?

Which city is three-fifths chick two third cat and 50% goat?

Below toothpicks/matchsticks indicate the group of fishes moving from west to east direction. Can you make them move from east to west by just moving three toothpicks/matchsticks?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.