Which country gets ill every time?

Take away the whole and some still remain. What is it?

Five lovely ladies(Sophia, Isabella, Madison, Emma and Olivia) planned a picnic.

They each buy one thing each for the picnic.

Sophia, Emma and Olivia got a drink : orange-Juice, apple-juice, and mango-juice.
Olivia got the drink with the same letter as the one in her first name.
Emma loves mango-juice.
The other two bring some food : chocolates and pizza.
Also Madison is allergic to cheese.

So which ladies bought what ?

How many triangles are there on the puzzle below?

A woman shoots her husband.

Then she holds him under water for over 5 minutes.

Finally, she hangs him.

But 5 minutes later they both go out together and enjoy a wonderful dinner together.

How can this be?

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?

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

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?