You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

People make me, save me, change me, raise me. What am I?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

When a clock is observed, the hour hand is at a minute mark and the minutes hand is six minutes ahead of it.

When the clock is observed again after some time, the hour hand is precisely on a different minute mark and the minute hand is seven minutes ahead of it.

Can you calculate how much time has elapsed between the two observations?

After teaching his class all about Roman numerals (X = 10, IX=9 and so on) the teacher asked his class to draw a single continuous line and turn IX into 6. The teacher's only stipulation was that the pen could not be lifted from the paper until the line was complete.

Queen Elizabeth organised a royal party.

To Avoid uninvited guest royal family set a password.
Jack (an uninvited person) plan to enter the party. He stand nearby the door.

First guest comes, the security person said 'twelve' and guest replied with six.
Second guest comes , the security person said 'six' and guest replied with 'three'.

Jack thought is enough and he walked to the entry point. The security person said 'eight' , Jack replied smilingly 'four'.
He was immediately thrown out of the party. why ?

81 x 9 = 801. What must you do to make the this equation true?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

What is the four-digit number in which the first digit is one-third the second, the third is the sum of the first two, and the last is three times the second?