1. One Hectare is equals to how many meter square?

2. Which line divides India geometrically in almost two parts?

3. What is the value of Ramanujam Number?

4. Which metal is most abundant in the earth's crust? Do you remember the name of element which is most abundant on the earth?

5. How many sides a decagon has?

6. What is the sum of interior angles of pentagon?










Anwers

1. 10000m^2
2. Tropic of cancer (23 degree 30' N)
3. 1729
1 + 7 + 2 + 9 = 19
19 x 91 = 1729 There is an article about this number on wikipedia
link:

4. Aluminium . Oxyen is most abundant element , silicon is second.

5. 10

6. 540.. 180*(n-2)