The formula of the future value of an annuity ordinary is Fv=pmt [((1+r/k)^(kn)-1)÷(r/k)] Fv future value? PMT semiannual payment 1500 R interest rate 0.025 K compounded semiannual 2 N time 8 years Fv=1,500×(((1+0.025÷2)^(2×8) −1)÷(0.025÷2)) =26,386.75