Question 1065273
{{{ 750 / 12.5 = 1500 / 25 }}}
{{{ 1500 / 25 = 3000 / 50 }}}
{{{ 3000 / 50 = 6000 / 100 }}}
{{{ 6000 / 100 = 60 }}}
The unit rate is 60 mi/hr