Which fur should we be getting from the Lion?

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

I am first found in caves, now prolific online; I am a depiction, a drawing, a symbol, or sign. I will convey whichever mood you could wish; or for that matter, a fist, flask, or fish. What am I?

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?

Can you find the odd number in the following?

2716, 4135, 5321 and 7145

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member. Find how much younger is the new member ?

This puzzle is for Harry Potter fans. Do you know why Tom Riddle is called Lord Voldemort?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.