What does this rebus means ?

PROG WORKRESS

What is the largest number you can write with just 3 digits?

A man is looking at a photograph of someone. His friend asks who it is. The man replies, “Brothers and sisters, I have none. But that man’s father is my father’s son.” Who was in the photograph?

Rearrange the letters in "new door" to make one word.

What is at the end of a rainbow?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

Can you spot the man between the coffee bean in the picture below ?

In an office's desk, you find a unique method that shows the current day of the month. Two numbered cubes are used to depict the current date.

Can you find out the numbers on both the cubes so that each date can be mentioned using them?

Please note that you have to use both the cubes to display any date. Thus the 1st day must be represented by 01 and so on.

A mother is 21 years older than her child. In exactly 6 years from now, the mother will be exactly 5 times as old as the child.
Where's the father?

Why do people go to bed?