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?

Using four sevens (7) and a one (1) create the number 100. Except for the five numerals, you can use the usual mathematical operations (+, -, x, :), root and brackets ()

I shave every day, but my beard stays the same. What am I?

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?

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

John and his wife were living in a rural place. On a particular day, John's wife fell ill and he called the local doctor. When the doctor picked up, he said, "Doctor, my wife is ill. She might have appendicitis."

"This can't be possible! I took out her appendix two years ago myself," the doctor explained.

When diagnosed, John's wife was found to have appendicitis. How can this be possible?

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

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

Be active and find the killer in the picture Riddle below.

Can you find out the smallest number that can be conveyed as the sum of three squares in three unique ways?