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?

Thirty friends were on a hiking trip when they decided to enjoy the bonfire. They assembled for it and agreed to play a game. For that, they divided themselves into five teams with seven members each, forming five rows.

How did they manage to achieve this formation?

What runs around the whole yard without moving?

Why is 6 afraid of 7?

I have a big mouth and I am also quite loud! I am NOT a gossip but I do get involved with everyone's dirty business.

Can you find a number that lies one third of the distance between 1/3 and 2/3?

How do you go from 98 to 720 using just one letter?

If six children and two dogs were under an umbrella, how come none of them got wet?

Using eight eights and addition only, can you make 1000?

Which alphabet letter is a question?