Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

Make the seating arrangement of 10 children in such a way that there are 5 rows with 4 children in each row.

What is 3/7 chicken, 2/3 cat and 2/4 goat?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

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?

Which alphabet letter is a question?

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

A man calls his dog from the opposite side of a river. The dog crosses the river without a bridge or a boat and manages to not get wet. How is this possible?

Count the number of balls in picture below:

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?