Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

Which tank will fill first?

You can hear me, but you can't touch or see me.

What am I?

A man hijacks an aeroplane transporting both passengers(8 of them) and valuable cargo. After taking the cargo, the man demands nine parachutes, puts one of them on, and jumps, leaving the other eight behind. Why did he want eight?

A professor thinks of two consecutive numbers between 1 and 10.
'A' knows the 1st number and 'B' knows the second number

A: I do not know your number.
B: Nor do I know your number.
A: Now I know.

What are the four solutions for this?

Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask.

Who are these two masked girls?

Can you find out which options fits best with the missing column?

Find out which of the given views in the picture is accurately the top view of the given pyramid.

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

Which of the following words don't belong in the group and why?
CORSET, COSTER, SECTOR, ESCORT, COURTS