How long is the nick of time? How long is a jiffy?

Question

How long is the nick of time? How long is a jiffy?

Answer 1

it's sort of arbitrary > if you ask a woman how long before she's ready, it could be anywhere from a couple of minutes to an hour.  But she's going to say, "I'll be ready in a jiffy!"

Nick of time is at the last moment, before some calamity would've occurred had you not acted in time.  

Answer 2

the nick of time means at the last moment..........jiffy means il be back quickly

Answer 3

quarter of an inch

Answer 4

jiffy is like a hundredth of a second