You are saving for a new house and you put $20,000 per year in an account paying 8%. The first payment is made today. How much will you have at the end of 3 years? $51,541.19 $55,665.29 $64,928.00 $70,122.24 $75,732.19 3. (5 points) Let (S, 3 be a poset whose Hasse diagram is given below let AL {az, az, 0;} and let Az = {as, as, a7} did as 07 06 32 as 94 a Find the greatest element and the least element of a they exist b Find the maximal elements and the minimal elements of Se they exist Find all upper tounds of Alif they exist Bed Find all upper bounds of A2 if they exist tre find all lower bounds of Ay if they exist Find all lower bounds of Az if they exist g Find the least upper bound of A, if it exists h Find the greatest lower bound of Az if it exists Find a V as it it exists Find a agit exists