On her drawing table, Sayna lit 12 coloured candles. A few seconds later she blew two candles off.

How many candles Sayna have at the end?

How can one talk without saying a single word?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

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

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

As shown in the image, the nine Dogs are square fenced. By constructing just two square fences can you make sure that two Dogs cannot meet each other without crossing the fence?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

What is the riddle which can be asked all day with a different correct answer each time.

If one and a half boys, eat one and a half burgers in one and a half hours.

How many burgers can 9 boys eat in 3 hours?