Respuesta :

Answer:

473.8miles/hr

Explanation:

Given parameters:

Time of flight  = 4hrs

Distance traveled  = 1895miles

Unknown:

Speed of the plane  = ?

Solution:

Speed is the rate of distance covered per unit of time.

It is expressed as:

        Speed  = [tex]\frac{distance}{time}[/tex]  

So;

  Speed  = [tex]\frac{1895}{4}[/tex]   = 473.8miles/hr