There are three boxes which are labeled as Rs100, Rs150, and Rs200. One box contains two notes of Rs. 50. The second box contains one note of Rs50 and one note of Rs100 The third box contains two Rs. 100 notes. All boxes are labeled incorrectly.

What is the minimum number of boxes you must check in order to label all boxes correctly?

Jack have ten pairs of black socks, eight pairs of white socks and seven pairs of green socks. Everything is mixed in a draw. As there is no light he were not able to identify the colour of the socks. How many of the socks did he want to take to match one pair

Can you replace the question mark with the correct number?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

Complete the table series riddle by finding the number that can replace "??".

who is silent in the parliament?

There is one four-digit whole number n, such that the last four digits of n2 are the original number n

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

How many bricks does it take to complete a building that is 15 feet wide, 30 feet deep, and 12 feet tall made of brick?

Who has married many women but was never married?