Why are all black people so quick ?

What is the next number in this series?

4,12,84,3612....

I have a big mouth and I am also quite loud! I am NOT a gossip but I do get involved with everyone's dirty business.

Replace all '*' with digits 1, 2, 3, 4, 5 and 6 to make below statement true.

* *
x *
=====
* * *

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

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

If a zookeeper had 100 pairs of animals in her zoo, and two pairs of babies are born for each one of the original animals, then (sadly) 23 animals don’t survive, how many animals do you have left in total?

What word is represented by this rebus?

While sitting in the Car, John suddenly finds that one of the wheels was missing. John noticed that a killer is approaching towards him. John cannot get out of the car.

How will John escape?

After a heavy Thanksgiving meal, the night watchman went to work. In the morning, he told his boss he had dreamed that a saboteur planted a bomb in the factory and that he felt it was a warning. The boss promptly fired him. Worker confused, Why boss fire him?