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.

I have no life, but I can die. What am I?

What word begins and ends with an E, but has only one letter?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

In an interview, a boy was asked an unusual question 'How two persons sitting with a table in between them can't see each other?' He was unable to reply. Can you?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?

Before Mount Everest was discovered, what was the highest mountain in the world?

On her drawing table, Sayna lit 12 coloured candles. A few seconds later she blew two candles off.

How many candles Sayna have at the end?