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?

Why is the Hole below a Lock?

Can you start the fire using two pieces of wood?

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

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

You need to climb ten stairs. At every stair, you can either take one step up or you can jump two steps up.

In how many different ways you can climb 10 stairs?

John was going on a jungle trip. He asked his wife to pack something to eat, something to drink and something to burn if he feels cold in the jungle. When John opens the backpack he found just one thing in the bag. What was it?

The doctor prescribed you to take one pill from the bottle every half an hour. The bottle is now left with only three pills.

How long do you think you have before you run out of pills?

Find the missing letter in the last circle logically in the given below picture.