If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

How many letters are in the alphabet?

I am a type of vehicle that has two wheels and is powered by humans. What am I?
Hint 1: You can ride me for exercise.
Hint 2: I am environment-friendly.

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?

What goes up but never comes down?

What happened when the wheel was invented?

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

For this puzzle, you might have to find logic in something illogical. But hey, it's fun and a healthy little break from your strenuous puzzle-solving sessions.

Can you decipher the meaning in the following cluster of letters?

ITIT,NCENTCENT