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

There was a minor accident with a doctor's son but the doctor noticed no major injury. After the treatment, the father of that doctors son is sitting with the son of the doctor without the doctor being in the room.

How can this be possible?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

You have a roll of cloth 1km long. You have a machine which cuts this roll into pieces of 10-meter-long cloth.

How long would it take for the machine to cut the roll if each cut took 4 secs?

How many triangles are there in the picture below?

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?

What does does this rebus picture means ?

Lifeless eyes on my smiling face and watch your child's sleeping place. In their dreams they hold me tight. What am I?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100