yu sae "kompound interest" . . . & yu giv start=1,000$ with 5% interest . . . yu hav a "3" dangling, so me assume yu meen 3 yeers . .. yu dont sae how ope kompound . . . If yeer kompound, $ yu hav at end=start*(1.05)^num yeers . . . or end=1000$*(1.05)^3 . . . =1000*1.157625 . . . =1,157.63$ . . . ###### if yu want MONTH kompound, chaenj formula tu . . . end=start$*(1.00416666666)^36 . . . end/start=1.161472231 . . . 1000$ gro tu 1,1614.72$