Why 1729 is a magic number? Answer Logically.

What occurs twice in a week, once in a year but never in a day?

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

What is the centre of gravity?

A man wants to cross the pit of fire which is 25 feet in length and he has 2 planks(fire resistant) 19 feet in length. How can he cross the pit of fire alive?

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?

If,

20 % 5 = 24

21 % 7 = 33

42 % 6 = 67

Then;

66 % 6 = ?

Can you fill the blank with the correct number?

6 30 870 756030 _____

I’m tall when I’m young, and I’m short when I’m old. What am I?

Can you tell a 3D object that has just two surfaces?