Answer :
[tex]1mile=1609.344meters\Rightarrow1m=\frac{1}{1609.344}mi\\\\therefore\\\\1000m=1000\cdot\frac{1}{1609.344}mi=\frac{1000}{1609.344}mi=\frac{1,000,000}{1609344}mi\approx0.62mi\\\\Answer:\boxed{1000m\approx0.62mi}[/tex]
