Countries And Capitals And Currencies

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Afghanistan Ahmad Shah Durrani .
Argentina Don Jose de San Martin .
Australia Sir Henry Parkes .
Bahamas Sir Lynden Pindling .
Bangladesh Sheikh Mujibur Rahman .
Bolivia Simon Bolivar .
Brazil Dom Pedro I .
Burma /Myanmar Aung San .
Cambodia Norodom Sihanouk .
Chile Bernardo O'Higgins .
Colombia Simon Bolivar .
Croatia Ante Starcevic .
Cuba Carlos Manuel de Cespedes .
Dominican Republic Juan Pablo Duarte .
Ecuador Simon Bolivar .
Ghana Kwame Nkrumah .
Guyana Cheddi Jagan .
Haiti Jean-Jacques Dessalines .
India Mohandas Karam Chand Gandhi .
Indonesia Sukarno .
Iran Cyrus the Great .
Israel Theodor Herzl .
Kenya Jomo Kenyatta .
Kosovo Ibrahim Rugova .
Lithuania Jonas Basanavicius .
Macedon...

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Bitcoin is a form of digital currency, created and held electronically. It allows you to move money without being traced because all transactions are anonymous. Bitcoins are just lines of computer code that hold monetary value. Those lines of code are created by electricity and computers. Bitcoin was the first crypto coin currency ever invented. Bitcoin’s “creator” is known as Satoshi Nakamoto. They have never been identified.

Bitcoin can be used to buy things electronically. The Bitcoin idea was to produce a currency independent of any central authority, transferable electronically, more or less instantly, with very low transaction fees. .

How a Bitcoin Transaction Works .

If Alice sends some bitcoins to Bob, that transaction will have three pieces of information:.

An input. This is a record of which bitcoin address was used to send the bitcoins to Alice in the first place (she received them from her fr...

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Profit and loss is the one of major question section in Competitive exams. These formulas will be helpful for your upcoming Exams like PSC, SSC, IBPS and Other Competitive Exams. .


Cost Price(CP) : The Price at which a particular item purchased, is called its Cost Price.
Selling Price (SP): The price at which a particular item is sold, called its Selling Price.
Profit: If Selling Price of an item is more than Cost Price , then vendor is said to have a Profit.
Loss: if Selling Price of an item is less than Cost Price, the vendor said to have a Loss.


Formulas Profit = SP – CP.
Profit % = Profit/(CP)×100.
SP = ((100+Profit% )/100)×CP.
CP = (100/(100+Profit%))×SP.


Loss = CP – SP.
Loss% = Loss/(CP)×100.
SP = ((100-loss%)/100)×CP.
CP = (100/(100-loss%))×SP.


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