As a whole I am both
safe and secure.

Behead me and I become
a place of meeting.

Behead me again and I am
the partner of ready.

Restore me, and I become
the domain of beasts.

What am I?

Can you make four (4) nines (9) equal 100?

What is full of holes but still holds water?

If,

A + B = C
D - C = A
E - B = C

Based on the above equations, find out the answer for:

D + F = ?

This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?

Find the next number in the series.
1 10 24 43 67 ?

Replace the question mark with the correct number.

When it's bad luck to meet a black cat?

'S' refers to the number of seconds in a day and 'H' refers to the number of hours in ten years. Which quantity out of these two is greater?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?