Question 569620
I think it's {{{ 108 }}} m
{{{ 108/4 = 27 }}} pieces of 4 m lengths
{{{ 108/6 = 18 }}} pieces of 6 m lengths
{{{ 108/9 = 12 }}} pieces of 9 m lengths
I noticed that {{{ 54 }}} won't work since
{{{ 54/4 = 13.5 }}}