Respuesta :

Given:

Distance, d=756 miles.

Time taken, t=12 h.

The speed of Hans can be calculated as,

[tex]s=\frac{d}{t}=\frac{756}{12}=63\text{miles/h}[/tex]

The new distance to be drived, D=504 miles.

Now, the time taken to travel distance D=504 miles with the same initial speed s is,

[tex]t=\frac{D}{s}=\frac{504}{63}=8\text{ h}[/tex]

Therefore, Hans takes 8 hours to drive a distance of 504 miles.

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