Question 1201506
{{{1p=1.5f}}}
{{{p=1.5f}}}


The purchase described
{{{2p+3f=56}}}
{{{2*1.5f+3f=56}}}
{{{3f+3f=56}}}
{{{6f=56}}}

{{{f=56/6=28/3}}}
{{{highlight(f=9&1/3)}}}


check against the given price ratio:
{{{1p=1.5f}}}
{{{p=1.5*9&1/3}}}
{{{p=14}}}
-
{{{2*14+3*9&1/3=56}}} ?
{{{28+27+1}}}
{{{56}}}
{{{OK}}}