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5.07 Modelling with compound interest

Interactive practice questions

What is the value of a $\$730$$730 collection of brand new shoes after $6$6 years when the annual inflation rate is $6%$6%? Round your answer to the nearest cent.

Easy
1min

The most recent valuation of a famous painting was $17$17 years ago, when it sold for $\$490000$$490000 at auction. If the value of the painting appreciates at $4.7%$4.7% p.a., how much is the painting worth today? Round your answer to the nearest cent.

Easy
1min

A house was valued $9$9 years ago to be worth $\$665000$$665000. Its value appreciated at $2.2%$2.2% p.a. What is its appreciated value? Give your answer correct to the nearest dollar.

Easy
1min

The price of pens and pencils in 1996 was $\$3$$3. If the value inflated at an average rate of $3.4%$3.4% p.a., what would the price have been in 2005? Give your answer to the nearest cent.

Easy
< 1min
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Outcomes

MS2-12-5

makes informed decisions about financial situations, including annuities and loan repayments

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