Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

A prisoner is told: "If you tell a lie, we will hang you and if you tell the truth, we will shoot you." What did the prisoner say to save himself?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

Can you replace the question mark with the correct number in the below table sequence?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

what one word does the below rebus identifies?

The host of a game show offers the guest a choice of three doors. Behind one is an expensive car, but behind the other two are goats.
After you have chosen one door, he reveals one of the other two doors behind which is a goat (he wouldn't reveal a car).

Now he gives you the chance to switch to the other unrevealed door or stay at your initial choice. You will then get what is behind that door.

You cannot hear the goats from behind the doors, or in any way know which door has the prize.

Should you stay, or switch, or doesn't it matter?

What is always in front of you but can’t be seen?