The number of miles William run from his house to school is 0.167 miles
let
x = number of miles run in 75 seconds
Ratio of miles to time
8 miles : 3600 seconds = x miles : 75 seconds
8/3600 = x/75
8 × 75 = 3600 × x
600 = 3600x
x = 600/3600
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