What is the next number in this series?

4,12,84,3612....

A generous owner of a company decided to give a bonus of $45 to every man and $60 to every woman on his birthday. But only one-ninth of the men and one-twelfth of the women were present to take the bonus.

Can you calculate the amount of money the owner spent if there were 3552 employees?

Speaking of rivers, a man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?

Can you make four (4) nines (9) equal 100?

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

During an experiment, a guy throws a bouncy ball from a 100 feet tall building. The ball has a specific characteristic. Every time it hits the ground, it bounces up halfway.

How many bounces do you think the ball will make before it comes to a stop ?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

Can you find out who is the kidnapper in below Picture and why, Explain ?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

What does this rebus riddle means ?