If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?

Jigsaw captured 100 people and make them stand in a circle and all these people are labelled as Person1, Person2, Person3... Person100. He made them play a crazy game in which Person 1 shot Person 2 and pass the gun to the next person and so on until one stands alive.

Which person will survive in the end?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

If you paint a brown house white it will become a white house. If the stoplight changes from red to green, then the light is green. So, if you throw a white shirt into the Red Sea, what will it become?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

What is a word made up of 4 letters, yet is also made up of 3. Sometimes is written with 9 letters, and then with 4. Rarely consists of 6, and never is written with 5.

Find the 8 in the below-given Image.

Two girls were born to the same mother, on the same day, at the same time, in the same month and year and yet they're not twins. How can this be ?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?