How can you write nineteen in a manner that if we take out one, it becomes twenty?

You have $100 with you and you have to buy 100 balls with it. 100 is the exact figure and you can't go below or above the numbers and you have to use the entire $100. If there is no kind of tax applied how many of each of the following balls will you be able to buy:

Green Balls costing $6
Yellow Balls costing $3
Black Balls costing $0.10

Now, how many of each must you buy to fulfil the condition given?

10+10 and 11+11 can give you the same answer.

Explain how?

Which country gets ill every time?

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

James ordered a fishing rod, priced at $3.56. Unfortunately, James is an Eskimo who lives in a very remote part of Greenland and the import rules forbid any package longer than 4 feet to be imported. The fishing rod was 4 feet and 1 inch, just a little too long, so how can the fishing rod be mailed to James without breaking the rules? Ideally James would like the fishing rod to arrive in one piece!

In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?

Solve below popular number sequence
314 159 265 358 979 323 846 ?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

Chhote se Chintu Miyan,
Lambi si Pooch.
Jahan Jaye Chintu Miyan,
Wahan Jaye Pooch.

छोटे से चींटू मियाँ,
लंबी सी पूंछ।
जहाँ जाये चींटू मियाँ,
वहाँ जाये पूंछ।

Bolo kya?