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.

I have two coins.
* One of the coins is a faulty coin having a tail on both sides of it.
* The other coin is a perfect coin (heads on side and tail on other).

I blindfold myself and pick a coin and put the coin on the table. The face of the coin towards the sky is the tail.

What is the probability that another side is also tail?

I come in different shapes and sizes.
Parts of me are curved, other parts are straight.
You can put me anywhere you like,
but there is only one right place for me.
What am I?

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

What word is pronounced the same if you take away four of its five letters?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

Solve the equation in the image by looking at the pattern closely.

I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

If an earthquake is 1 point higher on the Richter Scale than another earthquake which is actually 10 times stronger, how much stronger would an earthquake be if it was just half a point higher on the Richter scale?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?