Translate the Given Formula to an English Phrase Using the Word

question 349

Multiple Choice

Translate the given formula to an English phrase using the word "varies".
-Suppose $z$ varies directly as the square of $x$ and inversely as $y$ . If $x$ is halved and $y$ is tripled, what happens to $\mathrm { z }$ ?

• A) \(\mathrm { z }\) is six times as large as before
• B) \(z\) is one-twelfth as large as before
• C) \(\mathrm { z }\) is one-sixth as large as before
• D) \(\mathrm { z }\) is multiplied by \(\frac { 3 } { 2 }\)

Understand and apply the concept of proportionality to practical business, tax, and personal finance situations.

Understand the process of converting between currencies and the impact of exchange rates on these conversions.

Analyze cost-benefit scenarios involving international travel expenditures.

Calculate the financial impact of changing exchange rates on investments and savings.

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Definitions:

Reserve

Funds or resources set aside for specific future use or to cover unexpected liabilities, or the practice of conserving natural resources.

Auction

An auction is a public sale where goods or services are sold to the highest bidder.

Under Seal

A formal legal expression indicating that a document's signature has been affixed in a formal manner, typically making the document legally binding and more difficult to revoke.

Consideration

The value (such as money, a service, or an item) promised in a contract that motivates the parties to enter into the agreement.