Question 1090466
<pre>
              SPEED      TIME       DISTANCE
A to B        50        {{{d/50}}}         d
B to A        55        {{{d/55}}}         d
Total                   32
</pre>

{{{d/50+d/55=32}}}

-

{{{d(1/50+1/55)=32}}}


{{{d=32/(1/50+1/55)}}}
simplify and compute.