Question 1129137
<pre>
               SPEED        TIME       DISTANCE

TO SHOP         10           d/10         d

RETURN          12           d/12         d

Total                        11
</pre>

{{{d/10+d/12=11}}}

-

{{{12d+10d=120*11}}}

{{{22d=120*11}}}

{{{d=(2*60*11)/(2*11)}}}

{{{highlight(d=60)}}}



Amounts of Time:
----
{{{d/10=60/10=highlight(6)}}}-----hours going to
---
{{{d/12=60/12=highlight(5)}}}------hours back to home