What is the unique property of the following words ?
* Revive
* Banana
* Grammar
* Voodoo
* Assess
* Potato
* Dresser
* Uneven

Count the number of triangles in the picture below:

A sundial has the fewest moving parts of any timepiece. Which has the most?

A man dies of old age on his 25 birthday. How is this possible?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

How can you make a TV, a bed, a dog, and a car liquid?

The chance of Mr John winning the lottery is 10%. All participants lined up and Mr John is 4th in the row. The first three participants lose the lottery.

What is the chance of Mr John now?

What has no start, end, or centre?

What you cannot hold but it is yours?

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?