1 dollar = 100 cent
= 10 cent x 10 cent
= 1/10 dollar x 1/10 dollar
= 1/100 dollar
= 1 cent

=> 1 dollar = 1 cent

solve this tricky problem?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

Count the number of lines in the image below ?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

If six children and two dogs were under an umbrella, how come none of them got wet?

Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask.

Who are these two masked girls?

If eleven plus two equals one, what does nine plus five equal?

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?

A rubber ball keeps on bouncing back to 2/3 of the height from which it is dropped. Can you calculate the fraction of its original height that the ball will bounce after it is dropped and it has bounced four times without any hindrance ?

What makes this number unique: 8,549,176,320?