Here is a conversation between a couple who both are software professionals.

Husband: Hey! What is your date of birth?
Wife Replied Angrily: It is 591062400
Husband after doing some calculations replied, "Got It".

What is the DOB of the wife?

If "P" means "-", "Q" means "/", "R" means "+", and "S" means "*" then find the value of the following:

21 Q 7 R 9 S 10 P 13

A river should be crossed by a father, a mother and their two sons and two daughters.
There are some rules that should be followed while crossing the river. There can be only two people in the raft while crossing. The daughters cannot be with their father unless there is the presence of the mother. The sons cannot be with their mothers unless the father is present. Unless the guard is on the board, the criminals cannot be with any of the family members. Only the adults like the father, the guard, and the mother knows to use the raft.

How will they cross the river?

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?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

If 21x = 79x, what is the value of x?

When monkey rotate the gear, which mark will be hit 1 or 2 ?

What does the below rebus puzzle mean?

Out of the nine cats that you can see in the picture, there are only two that are completely identical. Can you find them out?