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?

In the Chess Board picture below white army is arranged. You need to add a black army on the board such that no piece is under any threat.
Note: Army comprised of 1 king, 1 queen, 2 rooks, 2 bishops, 2 knights, and 8 pawns.

Can you decipher the two rows to find the hidden word?

Can you count the number of squares in the figure below?

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

There once were seven dwarfs who were all brothers. They were all born two years apart. The youngest dwarf is seven years old. How old is his oldest brother?

Women do it once a year after they turn 19 but men get to do it only once in a lifetime. What is it?

While house hunting in London, I came across a very good leasehold property Discussing the lease the landlady told me:

'The property was originally on a 99 years lease and two-thirds of the time passed is equal to four-fifths of the time to come. Now work it out for yourself and see how many years are to go!

Can you find out which options fits best with the missing column?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100