On rolling two dices (six-sided normal dice) together, what is the probability that the first one comes up with a 2 and the second one comes up with a 5?

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?

John was working on a Chemical Mixture whose weight comprise 90% liquid and 10% solid. The total weight of the mixture is 20 pounds. After a while, John noticed that some of the liquid evaporated and now the liquid comprises just 50% of the weight.

What is the weight of the chemical mixture now?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

I hide my treasure in the ground, my tail is big and fluffy. If you spot me in a tree, please don’t call me scruffy. What am I?

How many times in a given day, minutes and hour clock comes in a straight line ?

Six glasses are in a row. The first three are filled with milk and the last three are empty. By moving only one glass, can you arrange them so that the full and the empty glasses alternate?

I have an eye but still cannot see.

Who am I?

Replace the question mark with the correct number.

The more you take me, the more you leave me behind.
Who Am I?