Eight of us go fourth, not back, to protect our king from an attack. What are we?

What is the unique property of the following words ?
* Revive
* Banana
* Grammar
* Voodoo
* Assess
* Potato
* Dresser
* Uneven

Given below is simple addition with a defined pattern pattern:
7 + 7 = 2
8 + 8 = 4
8 + 5 = 1
6 + 9 = 3
10 + 11 = 9

Can you analyze the pattern and find out the answer for:

4 + 9 = ?

A woman shoots her husband.

Then she holds him under water for over 5 minutes.

Finally, she hangs him.

But 5 minutes later they both go out together and enjoy a wonderful dinner together.

How can this be?

Find the hidden tiger in the given optical illusion ?

We have four gears with below features=> Both Gear A and D has 60 teeth=> Gear B has 40 teeth=> Gear C has 20 teeth=> Every two minutes, Gear B makes 25 full turns.What is the relative speed of Gear A and Gear B?

When monkey rotate the gear, which mark will be hit 1 or 2 ?

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?

Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?