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?

You see me once in June, twice in November, and not at all in May. What am I?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

A mother bought three dress for her triplets daughters(one for each) and put the dresses in the dark. One by one the girls come and pick a dress.
What is the probability that no girl will choose her own dress?

Replace the (?) with the correct mathematical signs to make the expression equal to 59.

18 ? 12 ? 4 ? 5 = 59

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

Can you name some countries which do not have the alphabet 'A' in them?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

A number can be multiplied by multiple of nine
i.e 9 18 27 36 45 ...

and the resulting number consist of only one digit.

Can you identify the number ?

John buys rice at Rs.60/kg from Britain and then sells them at Rs.5/kg in India. As a result of this, he becomes a millionaire. How come?