MANCHESTER, 2015-4-9 — /EPR Retail News/ — Final results for Co-operative Group Limited for the 52 weeks ended 3 January 2015 Financial Highlights*: Group revenue of £9.4bn (2013: £9.7bn) Core Food convenience business delivers like-for-like sales increase of 3.2%, with like-for-like sales up 0.4% overall for the Food business Group underlying operating profit** £172m (2013: £177m), reflecting robust performances…