Practice Problems (Junior Cert Mathematics): Flashcards

$F = P(1 + i)^t$

Principal (initial amount)

Interest rate (as decimal)

Time in years

Final amount

P = rac{F}{(1 + i)^t}

$F = P(1 - i)^t$

Growth: $(1+i)^t$, Depreciation: $(1-i)^t$

€3,646.52

€1,470.05

€6,161.23

€18,423.75