By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

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

We know that the number 7 is the prime followed by a cube. Which next number is also a prime followed by a cube?

Why is the longest human nose just 11 inches?

The chance of Mr John winning the lottery is 10%. All participants lined up and Mr John is 4th in the row. The first three participants lose the lottery.

What is the chance of Mr John now?

A man escapes from jail using help from his girlfriend. The investigators suspect four girls of being the man's girlfriend.

Out of those four girls, one is his girlfriend who is lying. Two of the girls are completely innocent and are speaking the truth. One of the girls is the man's sister who is helping the girlfriend lie. Following are the statements from all four of them:

Ariana: "Myrna is his girlfriend."
Jane: "Angelina is lying."
Angelina: "Ariana is lying."
Myrna: "Jane is not his sister."

Can you find out who is the man's sister among them?

The product of three consecutive numbers is 7980.
Then the sum of these consecutive numbers would be?

What can go up a chimney down, but can’t go down a chimney up?

On the dull night when the blonde was dozing, she heard an odd clamour and she saw that there was a bizarre man with a gun simply outside her home. So she raced to the telephone to call the police, however, she can't dial 911. Why?

Why do people go to bed?