What is 3/7 chicken, 2/3 cat and 2/4 goat?

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

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?

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.

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

John and his wife were living in a rural place. On a particular day, John's wife fell ill and he called the local doctor. When the doctor picked up, he said, "Doctor, my wife is ill. She might have appendicitis."

"This can't be possible! I took out her appendix two years ago myself," the doctor explained.

When diagnosed, John's wife was found to have appendicitis. How can this be possible?

Count the squares in the matchstick puzzle below?

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

Can you make a six-letter word using the letters N, A and B ?

You need to move three matchsticks to form three squares. Can you do it?