Question 1094506
<pre>
                  SPEED      TIME      DISTANCE

CONGESTED         r          1.25

FASTER           r+40        0.75

Total                        2          62
</pre>


{{{r*(5/4)+(3/4)(r+40)=62}}}


{{{highlight_green((5/4)r+(3/4)(r+40)=62)}}}------simplify and solve for r.