There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

In the Wild West, you are challenged into a death match by two bounty hunters nicknamed Golden Revolver (GR) and Killer Boots (KB). You accept the challenge. None of you want to waste any of the bullet and so a certain rules are laid down:

1) All of you will shoot in a given order till the last man standing.
2) Each of you shoots only once upon his turn.
3) If any one of you is injured, the other two will finish him off with an iron rod.
4) The worst shooter of all (which is you) shoots first and the best one shoots at the last.

Now, how will you plan things if you know that you hit every third shot of yours, KB hits every second shot and GR hits every shot ?

A sundial has the fewest moving parts of any timepiece. Which has the most?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

A brand new Mobile Phone was on sale at 20% as a promotional offer. By what per cent must the Mobile price be increased to sell it at the original price again?

How do you go from 98 to 720 using just one letter?

Prove that the below maths equation is true.

8 + 8 = 91

A pack of cards has 40 cards. You are blindfolded. Out of 40, 25 cards are facing down while 15 are facing up. You have been asked to divide this pack of cards into two decks - so that each deck contains an equal number of face-up cards. Remember, you are blindfolded.

How will you do it?

What 5-letter word typed in all capital letters can be read the same upside down?

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