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What amount will be required to purchase, on an engineer's 47th birthday, an annuity to provide him with 20 equal semiannual payments of $25,000 each, the first to be received on his 60th birthday, if nominal interest is 5% compounded semiannually? 750 2: Assume a 3% interest rate in the three figures below and find S, T, and x 500 250 0_2-3_4 (a) S-value at 1 = 0 120 240 360 480 (b) T uniform value for 5 periods Sx 4x 2.x 0-1-2-3-4 x-2 500