In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

John, Jack and Jill are in a desert. John doesn't like Jill and hence decides to murder him. He poisons the water supply of Jill. Since it is a desert area, Jill must drink or he will die of thirst.

Jack does not know of the actions of John and also decides to murder Jill. To succeed in his ill motives, he removes the water supply of Jill so he dies of thirst.

Jill dies due to thirst. Who murdered Jill?

If,
29 - 1 = 30
9 - 1 = 10
14 - 1 = 15

Based on similar logic, Can you prove that the below algebraic equation is true?
11 - 1 = 10 ?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

I taste better than I can smell. Who am I?

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

During an interview, the interviewer ordered hot coffee for the candidate to relieve the stress. The coffee was kept before him. After a minute, the interviewer asked him, 'What is before you?' He replied 'Tea'.

The candidate was selected immediately. Why?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?