What does this rebus means ?

PROG WORKRESS

Can you solve the photo plexer logic ?

Can you name some countries which do not have the alphabet 'A' in them?

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

I shave every day, but my beard stays the same. What am I?

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

I am under you when I am whole.
I shift above you if you remove the first letter.
I come all around you if you remove the second as well.

Can you tell me who I am?

A Shopkeeper sold a few chickens to four different customers on a particular day. It was such that each customer purchased half of the remaining chickens and half the chicken more.

Can you find out how many chicken were sold by the shopkeeper on that day if we tell you that the fourth customer bought a single chicken ?

John is a strange liar.

He lies on six days of the week, but on the seventh day, he always tells the truth.

He made the following statements on three successive days:

Day 1: "I lie on Monday and Tuesday."
Day 2: "Today, it"s Thursday, Saturday, or Sunday."
Day 3: "I lie on Wednesday and Friday."

On which day does John tell the truth?