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2.03 Other compounding periods

Interactive practice questions

A $\$3400$$3400 investment earns interest at $3%$3% p.a. compounded quarterly over $19$19 years.

Use the compound interest formula to calculate the value of this investment in dollars.

Round your answer to the nearest cent.

Easy
2min

A $\$9090$$9090 investment earns interest at $4.7%$4.7% p.a. compounded semiannually over $11$11 years.

Easy
1min

A $\$8920$$8920 investment earns interest at $3.3%$3.3% p.a. compounded monthly over $5$5 years.

Easy
1min

A $\$3420$$3420 investment earns interest at $4.9%$4.9% p.a. compounded weekly over $9$9 years.

Easy
1min
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Outcomes

1.1.1.6

apply percentage increase or decrease in various contexts, e.g. determining the impact of inflation on costs and wages over time, calculating percentage mark-ups and discounts, calculating GST, calculating profit or loss in absolute and percentage terms, and calculating simple and compound interest

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