Answer:
select style_name,br.name as brewery,count(beer_id) as Num
from beerdb.beers be
inner join beerdb.styles st
on be.style_id = st.style_id
join beerdb.breweries br on
be.brewery_id = br.brewery_id
group by style_name , br.name
having count(beer_id)>=10
order by style_name, num desc
Explanation: