A boy collects white seashells from the sea and brings them home every night. When he has enough of them, he decides to sell them to a trader.

The trader is ready to buy the shells and he asks the boy about the quantity. At this, the boy starts calculating. He has a giant box that contains 3 mini boxes. Two of them have another mini box inside. If the giant box can hold 50 shells, how many brown shells can he sell to the trader?

What is the riddle which can be asked all day with a different correct answer each time.

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

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

There are six people in a family namely M, N, O, P, Q and R.

R and O are brother and sister.

N is the brother of Q's husband.
P is the father of M and grandfather of R.

How many male members are in the family?

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

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

How many Watermelons are there in the below picture?

What building has the most stories?

My location can be determined by the below rebus.
So where am i ?