Today 1 US Dollar equals - 0.64 British Pound Sterling
So, 8 X 0.64 = 5.12
Today 8 X 0.64 = British Pound Sterling.
If the exchange rate is $1.50 to the pound then it would be 5.3333 ukp
You can always get latest rates by firing search queries to search engine.
£5.11 - give or take a few pence as exchange rates fluctuate.
About £5.10