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

John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

Rose, Lily and Jasmine decided to buy flowers for their moms on Mother's Day. One of them bought lilies, the other roses, and the third one jasmines.
'It's funny!' said the girl with roses, 'we bought roses, jasmines and lilies, but none of us bought the flowers matching her name'.
'You're right!', said Lily.
What kind of flowers did each of the girls buy?

Count the number of squares in the picture below.

Why are all black people so quick ?

John was visiting his friend Jacob. He found out that his friend's wife had just killed a burglar in self-defense.
John asks Jacob about what happened and he told that "His wife was watching television when suddenly the bell rang. She thought that it is her husband Jacob but she found the burglar who attacked her instantly and she got so frightened that she killed the burglar immediately with the knife.
John asked the police to arrest his friend's wife. Why?

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

Next Number in the Series,

5, 16, 49, 104, ?

Can you count the number of lines in the below picture?