1.
how many
how many friends do you have?
how many bedrooms are there?
how many of this?
英語 "という言葉Jak dużo"(how many)集合で発生します。
przymiotniki, przyslowki, rodzina, rosliny, samoch...2.
how much
Delegates often say how much they value the individual support they receive from the experienced trainers.
how much money do you have?