We've known them for many years.
I don't have many clothes.
Were there many people at the party?
Not many people have heard of him.
Many people would disagree with your ideas.
I've met him so many times and I still can't remember his name!
There are too many people applying for too few jobs.
We [are] doing so many interesting things at college. (Skills for Life (Entry 1); A1; Slovak)
How many people are coming tonight?
How many students are there in each class?
How many hours do you work?
How many friend[s] are coming? (Key English Test; A2; Arabic)
As many as 6,000 people may have been infected with the disease.
The quantities of goods by pipeline in 2002 was approximately 10 times as many as that in 1974, 21 and 2 million tonnes respectively. (International English Language Testing System; C1; Japanese)