Suppose we lay down two cups in front of you. One of the cups is filled with tea and the other one with coffee. Now we ask you to take a spoonful of tea and mix it with the coffee. At this moment, the coffee cup has a mixture of tea and coffee. You have to take that mixture (spoonful) and add it back to the tea.

Can you now tell if the cup of coffee has more tea or the cup of tea has more coffee?

Whats the next number in the below number sequence pattern.

Can you find the odd number in the following?

2716, 4135, 5321 and 7145

You have 10 balls with you. A friend of yours out of nowhere asks you to place those ten balls in five lines such that each of the lines has exactly 4 balls on them. He needs to check your intelligence. Prove him by doing the task.

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

I know a nine-letter word having only one vowel.
Do you ?

If we add four times the age of John four years from now to five times his age five years from now we get ten times his current age.

How old will John be two years from now?

I start and end with 500 and carry a 5 in my heart. But I require the first letter and the first number to be complete. I am the name of a King.

Who am I ?

When is the top of a mountain similar to a savings account?