A TABLE OF VELOCITIES. Time occupied in Travelling one eight of a mile Time occupied in Travelling ¼ of a mile Velocity 7.5 15 60.0 8 16 56.2 8.5 17 52.9 9 18 50.0 9.5 19 47.4 10 20 45.0 10.5 21 42.9 11 22 40.9 11.5 23 39.1 12 24 37.5 12.5 25 36.0 13 26 34.6 13.5 27 33.3 14 28 32.1 14.5 29 31.0 15 30 30.0 15.5 31 29.0 16 32 28.1 16.5 33 27.3 17 34 26.5 17.5 35 25.7 18 36 25.0 18.5 37 24.3 19 38 23.7 19.5 39 23.1 20 40 22.5 20.5 41 21.9 21 42 21.4 21.5 43 20.9 22 44 20.4 22.5 45 20.0 23 46 19.6 23.5 47 19.1 24 48 18.7 24.5 49 18.4 25 50 18.0 25.5 51 17.7 26 52 17.3 26.5 53 17.0 27 54 16.7 28 56 16.0 29 58 15.5 30 60 15.0 31 62 14.5 32 64 14.1 33 66 13.6 34 68 13.2 35 70 12.8 36 72 12.5 37 74 12.2 38 76 11.8 39 78 11.5 40 80 11.25 41 82 11.0 42 84 10.7 43 86 10.5 44 88 10.2 45 90 10.0