Once upon a time, there was a castle on a square island. The entire island was surrounded by a 14m wide trench. The Romans had wanted to invade the castle and had brought a few wooden planks along with them to facilitate themselves in crossing the moat. The planks were however found to be only 13m long.

The Romans still managed to cross the trench. How did they do it?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

Can you place six X (crosses) in below board without making three in a row in any way ?

There is a hypothetical state between the USA and Mexico border 'Tango'.
Here 70 percent of the population have defective eyesight, 75 percent are hard of hearing, 80 percent have Nose trouble and 85 percent suffer from allergies, what percentage (at a minimum) suffer from all four ailments?

What does this say?

XLR8

If 21x = 79x, what is the value of x?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

A bomb exploded in a room full of married couples and no one died. How?

You bought me for dinner but never eat me. What am I?

Which is the smallest number that you can write using all the vowels exactly once?