What does the below rebus riddle means?

What has no start, end, or centre?

Do you know who was buried in John's tomb?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

The doctor prescribed you to take one pill from the bottle every half an hour. The bottle is now left with only three pills.

How long do you think you have before you run out of pills?

In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?

👉 I am a 7 letter word.
👉 I like mornings
👉 If you remove my 1st letter you can drink me
👉 If you remove my 1st & 2nd letters 👉 you may not like me
👉 If you remove my last letter, you will see me on television
👉Answer is really very interesting
Let us see who solves this....

John was working on a Chemical Mixture whose weight comprise 90% liquid and 10% solid. The total weight of the mixture is 20 pounds. After a while, John noticed that some of the liquid evaporated and now the liquid comprises just 50% of the weight.

What is the weight of the chemical mixture now?

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?