Question 1092260
2/3 of the field is left, and 1/2 of that is
{{{ (1/2)*(2/3) = 1/3 }}}
So they have harvested {{{ 1/3+ 1/3 = 2/3 }}}
and {{{ 1/3 }}} is left
Let {{{ A }}} = the total area of the field
{{{ (1/3)*A = 170 }}}
{{{ A = 510 }}} hectares