Question 898673
You can think of the train as standing still
and the car moving at the sum of their speeds
{{{ 14 = ( 45 + 60 )*t }}}
{{{ 105t = 14 }}}
{{{ t = 14/105 }}} hrs
{{{ ( 14/105 )*60 = 8 }}}
They will be 14 mi apart in 8 min