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.

How many sides does a circle have?

While going to your grandmother's house, you counted Twenty houses on the right side. While returning back to your home, you counted Twenty houses on the left side.

How many houses are there between your home and your grandmother's home?

I’m tall when I’m young, and I’m short when I’m old. What am I?

John was piloting a plane behind a car but was never able to overtake it. Why?

I have an eye but still cannot see.

Who am I?

I am beautiful, up in the sky. I am magical, yet I cannot fly. To people I bring luck, and to some people, riches. The boy at my end does whatever he wishes. What am I?

A wooden log balances equally on the scales when weighed with three-quarters of a pound and three-quarters of a wooden log.

Can you calculate the weight of the entire wooden log?

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

O_er_t_o_

Complete the missing letters of the given word.