There are 20 people in an empty, square room. Each person has full sight of the entire room and everyone in it without turning his head or body, or moving in any way (other than the eyes). Where can you place an apple so that all but one person can see it?

Who always enjoys poor health?

What is black when you buy it, red when you use it, and gray when you throw it away?

What has hands, but can’t clap?

My first is in chocolate but not in ham. My second is in cake and also in jam. My third at tea time is easily found. Altogether, this is a friend who is often around. What is it?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

Find the next number in the series.
1 10 24 43 67 ?

What does this rebus mean?

O
N
C
E
TIME

There are three Athletes (John, Tarun and Harish) and their individual Coaches (Jacob, Meenaxi and Priyanka) standing on the shore.
No Coach trusts their Athlete to be near any other Coach unless they are also with them.
There is a boat that can hold a maximum of two persons.
How can the six people get across the river?

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

How can this be possible?