Ans=
* page no 5
* Barter is a system of exchange where goods or services are directly exchanged for other goods or services without using a medium of exchange, such as money
https://en.wikipedia.org/wiki/Barter
* page no 5
* Barter is a system of exchange where goods or services are directly exchanged for other goods or services without using a medium of exchange, such as money
https://en.wikipedia.org/wiki/Barter
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