What does this rebus means ?

PROG WORKRESS

Replace the question mark with the correct number below.

I am an odd number. Take away a letter and I become even. What number am I?

Find the number of squares in the below picture

There is an exact a week gap between Christmas and New Year. Hence, It is obvious that the new year that comes right after Christmas comes on the same day of the week.

A Strange thing happened in the Year 1777. Christmas occurs on Wednesday and New Year on Monday. How is that possible?

What am I?

Can you count the number of triangles in the picture below?

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?

In the Thar desert, 3 men found a big 24L Jar is full of water. Since there is a shortage of water so they decided to distribute the water among themselves such that they all have equal amounts of it. But they only have a 13L, a 5L and an 11-litre Jar.

How do they do it?