Our Lesson Plan titled Mileage Marker Mania suggests that students make a game of reciting the counties of their state as they are riding along the Interstate with their family. In order to help the students know how much time they have between mile markers, we supply the conversion chart below.
Miles per Hour --- Time required to go one mile
40 MPH -- 90 seconds 41 -- 87.8 42 -- 85.7 43 -- 83.7 44 -- 81.8 45 -- 80 46 -- 78.3 47 -- 76.6 48 -- 75 49 -- 73.5 50 -- 72 51 -- 70.6 52 -- 69.2 53 -- 67.9 54 -- 66.7 55 -- 65 56 -- 64.3 57 -- 63.2 58 -- 62.1 59 -- 61 60 -- 60 Seconds 61 -- 59 62 -- 58 63 -- 57.1 64 -- 56.3 65 -- 55.4 66 -- 54.5 67 -- 53.7 68 -- 52.9 69 -- 52.2 70 -- 51.4 71 -- 50.7 72 -- 50 73 -- 49.3 74 -- 48.6 75 -- 48