There are 2 sand hourglasses.

The small one can measure 5 hours and the large one can measure 7 hours.

How can we measure 16 hours with 2 sand hourglasses running together ?

What word begins and ends with an E, but has only one letter?

In a kingdom, King George did not allow any citizen to visit the world outside. Also, only a person with proper paperwork was allowed to enter or he was sent back. A wooden bridge was what connected the kingdom to the world. The king had appointed a sharpshooter who would check the every five minutes on the bridge to check. After checking, he would go back to his hut and return exactly after five minutes again. The bridge took 9 minutes to cross.

A merchant was able to escape the kingdom without harming the shooter. How?

How do you go from 98 to 720 using just one letter?

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

Can you find a number that lies one third of the distance between 1/3 and 2/3?

During which month do people sleep the least?

who is silent in the parliament?

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

Why are televisions attracted to people?