A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

What Time Should the last watch show in the below figure?

A spy was in Canada trying to steal insider information on how to set up new Maple Syrup factories in their country. He was introduced to the operations manager of the biggest factory in Canada. However, the manager was suspicious and decided to test him with a question before he trusted him. So he asked, “What would you be sure to find in the middle of Toronto?” The spy thought fast and came up with an answer for the manager. What was his answer?

Rearrange the letters in "new door" to make one word.

Take number 1000 and then add 20 to it.
Now add 1000 one more time.
Now add 30.
Now add 1000 one more time.
Now add 40.
Now add 1000 one more time.
Now add 10.

What is the total?

On a bus, there is a 26-year-old pregnant lady.
A 30-year-old policeman.
A 52-year-old random woman.
And the 65-year-old driver.

Who is the youngest?

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

What jumps when it walks and sits when it stands?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?