A bomb goes off.
Carnage.
One person, only a few feet away, survives! How can this be?

Can you count the number of squares in the figure below?

There is a unique number which when multiplied by any number from 1 to 6, we will get the new number that contains the same digits only.

Can you find that number?

On a magical land of Mexico , all the animal in the land are rational.

There are 10 tigers and one goat.
Tiger can eat goat but since it's a magical land , the tiger who eats the goat , turns into goat and then can be eaten by the remaining tiger(s).

If we leave them for some time then how many goat and tiger will be there , when we come back ?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

You have two buckets - one holds exactly 5 gallons and the other 3 gallons. How can you measure 4 gallons of water into the 5 gallon bucket?

(Assume you have an unlimited supply of water and that there are no measurement markings of any kind on the buckets.)

Can you find out the remainder when 3^300 is divided by 5?

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

What do you get if you add 2 to 100 four times?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?