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?

I know there are two methods by using three time the same number with a plus(+) operator , you can make sum as 60.

One of them is 20+20+20.

whats the other way ?

Count the number of squares in the picture below.

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

I am a five-letter word and comprises two different vowels and three same consonants. I am so strong that I can spoil your entire work.

Can you find out who am I?

It is raining today at 11:59 am. What is the probability of sunny weather after 72 hours?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

Can you make four (4) nines (9) equal 100?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

You walk into a room where there are three primates held in their respective cages:
1) A lion who is eating the flesh of a goat.
2) An orangutan who is playing with blocks.
3) A donkey who is sitting idle.

Who is the most intelligent primate in the room?