Questions

Given 8, 9, 1, 11 letters indicates HOME which is residence

7, 2, 9, 5 indicates POOL where we can swim

1, 4, 5, 11 indicates MILE which is unit of distance

10, 9, 3, 6, 5 is NOBEL which is an International Prize

6, 11 are 'e' and 2, 9 are 'o' are same

With all the above hints the word is MOBILEPHONE.

In the first figure, number of triangles are 5.

In the second, the figure becomes double then the number of triangles also doubles.

i.e, 10. 

A Needle works when it has thread in its eye that is in its tiny hole.

Volatile memory is computer memory that requires power to maintain the stored information. It is a temporary memeory which cannot contain information permanently.

Example :: RAM or Random Access Memory

4  4  2

Because Kerala is the major producer of these products.