A man dies of old age on his 25 birthday. How is this possible?

Find the next number in the following series:
6, 14, 26, 98, __?

What does the below image rebus riddle means ?

81 x 9 = 801. What must you do to make the this equation true?

There are 2 sand hourglasses.

The small one can measure 5 hours and the large one can measure 7 hours.

How can we measure 16 hours with 2 sand hourglasses running together ?

Can you place six X (crosses) in below board without making three in a row in any way ?

Replace the question mark with the correct number in below Picture:

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?

You have two buckets - one holds exactly 5 gallons and the other 3 gallons. How can you measure 4 gallons of water into the 5 gallon bucket?

(Assume you have an unlimited supply of water and that there are no measurement markings of any kind on the buckets.)

What are the next two letters in the following series and why?
W A T N T L I T F S _ _

*Hint: Check Puzzle Title