“People” is a countable noun. It is the plural form of “person”.
💵
Money → Uncountable Coins, bills → Countable
📰
News → Uncountable
🧳
Luggage → Uncountable Suitcases, bags → Countable
News
Money
Knowledge
Luggage
Trash
Money
Equipment
Information
Research
Music
Coffee
Fruit
Hair
Fish
Time
Paper
I drink a lot of coffee when I’m sleepy.
Can you give me 2 coffees, please?
How much time do we have?
I run 3 times a week.
This juice contains fruit.
There are different kinds of fruits at the market.