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Algebra, STD2 A2 2012 HSC 13 MC

Conversion graphs can be used to convert from one currency to another.

Sarah converted 60 Australian dollars into Euros. She then converted all of these Euros
into New Zealand dollars.

How much money, in New Zealand dollars, should Sarah have?

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`C`

Show Worked Solution

`text(Using the graphs)`

`$60\ text(Australian)`	`=46\ text(Euro)`
`46 \ text(Euro)`	`=$78\ text(New Zealand)`

`=> C`

What is the solution of `5^x=4`?

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`C`

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`=>C`