All costs are dollars so @ $1.4 to the £ and it soon add up and dont forget 15% service.
get in contact with these people www.CRUISE.co.uk they sent us a broucher in 2008 and it compared all the main companies and some not so large. It is very usefull I hope they will be doing it again this year. this will have all prices and tip charges.
Fairly expensive. including gratuities it was about $7 for a bottle of beer, about $8 for draught beer (They only had heineken on draught) and about $7.50 for a short.