This is the latest update of the 3 for the price of 2 offer on bottles and packs of beer at Tesco:
Bombadier Ale 4 x 500ml cans for £3.49 = 12 cans of for £6.98
Leffe Blonde 750ml bottle for £2.77 = 3 bottles for £5.48
Hoegaarden Rose 750ml bottle for £2.77 = 3 bottles for £5.48
The Bombadier works out at £1.16 per litre / 66p per pint.
The 4 packs of Hoegaarden White Beer, Leffe Blonde and Tuborg Lager have all gone up in price, so are no longer a good deal.