Your job is to measure 45 minutes if you have only two cords and matches to light the cords.

1. The two cords are twisted from various materials, so their different segments can burn at different rates.
2. Each cord burns from end to end in exactly one hour.

Describe your way of measuring the 45 minutes.

What does this below rebus puzzle mean?

A man is looking at a photograph of someone. His friend asks who it is. The man replies, “Brothers and sisters, I have none. But that man’s father is my father’s son.” Who was in the photograph?

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

You can see three almost identical images below. Can you spot the odd one out from them?

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

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?

what's the probability of getting a king or a queen from a pack of 52 cards?

An artist while painting a scenic beauty, decides to paint three layers of blue colour on the sky.

Which layer will go on the first?

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