What does this rebus mean?

O
N
C
E
TIME

what does the below rebus means?

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?

Which of the following words don't belong in the group and why?
CORSET, COSTER, SECTOR, ESCORT, COURTS

Which alphabet is a part of our body?

Find the next number in the series below.

6 18 270 72090 ?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

You bought me for dinner but never eat me. What am I?

A man wants to cross the pit of fire which is 25 feet in length and he has 2 planks(fire resistant) 19 feet in length. How can he cross the pit of fire alive?

A blonde put eyeliner on her head. Why?