Task: Question Answering
Input (English): Passage: According to the United Kingdom Census 2011, 45.7% of the population was White people (34.5% white British, 1.1% Irish migration to Great Britain, 0.2% Gypsy (term) or Irish Traveller, 9.9% Other White), 3.4% of Mixed (United Kingdom ethnicity category) (1.2% white and black Caribbean, 0.4% white and black African, 1.0% white and Asian, 0.8% other mixed), 39.7% British Asian (17.7% British Pakistanis, 15.6% British Indian, 0.4% British Bangladeshi, 0.6% British Chinese, 5.4% other Asian), 8.6% Black British (5.4% African, 2.2% British African-Caribbean people, 1.0% Other Black), 0.7% British Arab and 1.9% of other ethnic heritage. In the post-war years, immigrants from the Commonwealth of Nations, notably Anguilla, Antigua and Barbuda, India and Pakistan came to the town. 
Question: How many percent of the UK population are either British Asian or Black British? 
Answer type: Number 
Output (English): 48.3.