What is the riddle which can be asked all day with a different correct answer each time.

Can you replace the question mark with the correct number in the below table sequence?

Two girls were born to the same mother, on the same day, at the same time, in the same month and year and yet they're not twins. How can this be ?

I welcome the day with a show of light, I stealthily came here in the night. I bathe the earthy stuff at dawn, But by noon, alas! I'm gone.

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

Count the squares in the matchstick puzzle below?

Count The number of F's in the paragraph below:

"FINISHED FILES ARE THE RESULT OF YEARS OF SCIENTIFIC STUDY COMBINED WITH THE EXPERIENCE OF YEARS"

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

The current time can be represented by below textual rebus.

0
=========
B.Sc
LLB

Can you tell us the current time?

Some friends went on a vacation to a resort. It was raining heavily and it kept raining for thirteen days.

When it rained in the morning, the afternoon was beautiful and when it rained in the afternoon, the day was blessed with a clear morning.

Overall, the friends experienced eleven nice mornings and twelve nice afternoons. Can you find out the number of days they spent on vacation?