Question 721693
He uses
{{{ 5/3 + 6*(5/3) }}} liters
{{{ 5/3 + 2*5 }}} liters
{{{ 5/3 + 10 }}} liters
{{{ 5/3 + 30/3 }}} liters
{{{ 35/3 }}} liters
{{{ 11.667 }}} liters