What is the next number in this series?

4,12,84,3612....

What can you see in the middle of March and April that you can never see in any other month?

What does an Island and the letter T have in common?

A blonde put eyeliner on her head. Why?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

The below given figure comprises of a pattern through which you can determine the missing letter. Can you push your mind to find the pattern and add the missing letter?

What goes up but never comes down?

The first person saw the bridge step on it and crossed,
the second person saw the bridge did not step on it but crossed,
the third person did not see the bridge did not step on it but crossed.
Who are these people?

The sum of a mother, her baby and her dog's weight is 170 Kg. How much does the baby weigh if the mother weighs 100 kg more than the combined weight of the baby and the dog, and the dog weighs 60 per cent less than the baby?

I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?