It can't be seen, can't be felt, can't be heard, and can't be smelt.
It lies behind stars and under hills, And empty holes it fills.
It comes first and follows after, Ends life, and kills laughter.
What is it?

You have a 12 liters jug full of water. You have two empty 8 liters and 5 liters jug. How can you divide the water into two equal parts using these jugs?

A new clothing store has a unique method of pricing items. A vest costs $20, a tie costs $15, a blouse costs $30, and underwear costs $45. How much would pants cost?

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?

I have branches, but no fruit, trunk or leaves. What am I?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

The centre of the third figure is empty. What digit should fit inside?

They are three errirs in this question. Can you find them?

I don't get anymore wetter, no matter how much rain falls on me.