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.

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

1 rabbit saw 9 elephants while going to the river. Every elephant saw 3 monkeys going toward the river. Each monkey had 1 parrot in each hand. How many animals are going towards the river?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

I am the fastest animal but cannot climb the tree. What am I?

O_er_t_o_

Complete the missing letters of the given word.

I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?

If you say my name, I will no longer exist. What am I?

I know there are two methods by using three time the same number with a plus(+) operator , you can make sum as 60.

One of them is 20+20+20.

whats the other way ?

Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask.

Who are these two masked girls?