I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

The first box has two white balls. The second box has two black balls. The third box has a white and a black ball.

Boxes are labeled but all labels are wrong!

You are allowed to open one box, pick one ball at random, see its colour and put it back into the box, without seeing the colour of the other ball.

How many such operations are necessary to correctly label the boxes?

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?

Can you count the number of blocks in the picture below?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

A man has eighty-one cows ( numbered 1,2,3...81 as such). The beauty is that cow no. 1 gives 1ltr of milk, cow no. 2 gives 2ltrs of milk and so on. The man wants to equally distribute the cows among his nine sons so that each one of them gets the same quantity of milk.

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

A man hijacks an aeroplane transporting both passengers(8 of them) and valuable cargo. After taking the cargo, the man demands nine parachutes, puts one of them on, and jumps, leaving the other eight behind. Why did he want eight?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Complete the table series riddle by finding the number that can replace "??".