Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

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

How many times do a clock's hands overlap in a day ?

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

A woman shoots her husband.

Then she holds him under water for over 5 minutes.

Finally, she hangs him.

But 5 minutes later they both go out together and enjoy a wonderful dinner together.

How can this be?

Can you find the mistake in the below statement?

Rearrange the letters in "new door" to make one word.

Can you spot what's wrong with the following sentence?

PETER WAS ANGRY AT
HIMSELF BECAUSE HE
ACCIDENTALLY LEFT THE
THE KEYS TO HIS CAR
AT HIS FRIEND'S HOUSE.

A man is found hanging dead from the ceiling of a room. The room’s dimensions are 15 x 15 x 15. The man is only 6ft tall and the rope was only 2ft long. There are no windows and only one door to the room. The door is bolted shut from the inside, and a puddle of water is under the man. How did he kill himself?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?