Question 658336
Assuming a fixed speed, the distance traveled 
is proportional to the time
I can set up the proportion
{{{ 1/11 = t/2.75 }}}
{{{ 2.75 = 11t }}}
{{{ t = .25 }}} hrs
The time left is {{{ 2.75 - .25 = 2.5 }}}
The trip will take 2.5 hours longer