Question 1067964
<pre>
{{{10/7}}}{{{""=""}}}{{{720000/N}}}

{{{10*N}}}{{{""=""}}}{{{720000*7}}}

{{{10N}}}{{{""=""}}}{{{5040000}}}

{{{10N/10}}}{{{""=""}}}{{{5040000/10}}}

{{{N}}}{{{""=""}}}{{{504000}}}

Edwin</pre>