You are on a Boat in the mid of a river. You have two cigarettes with you. One of these two you have to light, how will you light the cigarette?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

A donkey is behind another donkey
I'm behind that second donkey
But there is a whole nation behind me

It is a murder you can describe in a word.

Buy me, smell me or deliver me, I do not change.

Who am I?

Our product and our sum always give the same answer. Who are we?

A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?

You can hear me, but you can't touch or see me.

What am I?

Can you fill the blank with the correct number?

6 30 870 756030 _____

Replace the question mark with the correct number, given the pair of numbers exhibits a similar relationship?

? : 3839 :: 11 : 1209

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.