What has no start, end, or centre?

He does not have any heart but still, He manages to live.
If you kill him, you will eventually die but yet you kill him.
He cannot run, who is He?

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?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

What kind of band never plays music?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

What can you catch but never throw?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

Solve the below puzzle by replacing the question mark with the correct number.

3 6 12

4 8 16

5 10 ?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes