How much?

Hey
Finally booked for me and my dad to go for a week in October
I was just wondering how much sterling should we take. We'll be eating out every night and maybe the odd lunch here and there, a couple of drinks and that.
Finally booked for me and my dad to go for a week in October

I was just wondering how much sterling should we take. We'll be eating out every night and maybe the odd lunch here and there, a couple of drinks and that.