Answer:
Maria is writing a cheque of $1299 to purchase computer of $1200.
Here, the role which money plays is Medium of Exchange.
Further Explanation:
Money is anything which is commonly accepted in exchange of goods and services.
Money replaced the Barter system of exchange. Under Barter system, goods are exchanged for goods. This system is challenging as it requires huge effort and time of people to find someone who wants to purchase same thing which other has to offer.
Thus, money refined the system of exchange of goods and services in the economy.
<u>The 4 key functions of money are:-</u>
- <u>Medium of Exchange:</u> Money is use to purchase goods and services.
People can keep money in hand or they can keep it in their savings or current account. To purchase something using money kept in savings or current account, buyer write cheque in the name of seller and bank is obliged to pay the seller by deducting amount from buyer's bank account.
- <u>Store of money:</u> Money can be stored for the future.
Future is uncertain and money is the most liquid asset. Therefore, people store money for any future unforeseen future expanse and for future expanses like for higher education or for buying house etc.
People can store money at their homes or banks. In banks, they deposit money in fixed account which gives them interest.
- <u>Standard of deferred payments:</u> Money can be use to settle future payments.
This function allows people to purchase any good or service in present period and pay in the future period. Thus, money is used for settlement of payments
- <u>Unit of Account:</u> Money provides a common exchange value.
Every good and service can be expressed in money terms. Thus, money provides a common denominator for every good and service.
Learn More:
Medium of exchange.
brainly.com/question/9314080
Key words:
Money, Medium of exchange, Store of value, Unit of account, Standard of deferred payment