as much or as many as required

there's too much work and not enough people to do it

he did just enough studying to pass his exams

there will be time enough to tell you when we meet

as much or as many of something as required

you need to get enough of the right things to eat

they ordered more than enough for five people

he used to give us a small allowance, just enough to live on

to the required degree or extent (used after an adjective, adverb, or verb)

at the time, he wasn't old enough to vote

a house that's big enough for your family