R 56.64 for 50 units R 1.13 each
R 51.75 for 10 units R 5.18 each
R 60.95 for 20 units R 3.05 each
R 120.06 for 25 units R 4.80 each
R 128.73 for 40 units R 3.21 each
R 136.74 for 40 units R 3.42 each
R 139.15 for 50 units R 2.78 each
R 55.20 for 20 units R 2.76 each
R 82.04 for 20 units R 4.09 each