Xaxes and Xoxes

(a) The yearly multiplier is 1.15. The 3-year multiplier is (1.15)3 = 1.521. The 3-year percentage increase is 52.1%. (b) 3 years ago it was worth 750/(1.15)3 = $493.14. (c) 3 months is ΒΌ year. It was worth 750/(1.15)1/4 = $724.25. 7. An island colony of seabirds increases in size by 5% every year. Today it has 1200 birds. (a) How big will the ... ................
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