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?
There is a box. The area of its top is 240 square units, the area of the front is 300 square units and the area of the end is 180 square units. Can you calculate the dimensions of this box with the given data?
How can you take 2 from 5 and leave 4?
Give it food and it will live; give it water and it will die.
What is black when you buy it, red when you use it, and gray when you throw it away?
On one occasion, A Boy collects 71 rupees in form of 20 paise and 25 paise. He collects a total of 324 coins. Can you tell me how many 20-paisa and 25-paisa he got?
Kareena is older than Katrina and younger than Karishma. Isabelle is younger than Bipasha and Karishma. Bipasha is older than Karishma. If Kareena and Isabelle are the same age, who's the youngest?
John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?
Can you find the missing letter in the sequence? S - T - I - L - ? - T - F - Y - C
You knock a Table over in the library, and suddenly 20 eyes are looking at you.
It is raining today at 11:59 am. What is the probability of sunny weather after 72 hours?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.
