Given the data for the sales of a product in a state is as follows: Year 2005 2006 2007 2008 2009 Sales (In lakh ₹) 150 130 160 170 200 The equation of the straight-line trend by method of least squares is :

$14+162x$ $126+15x$ $128+14x$ $162+14x$

$162+14x$