This is for the guys and girls?

all right i have a problem I meet a girl and I really like her she is very nice and her whole familey like me thats a + I know but my issue im haveing iv been with her for only 3 weeks and she really seems to be the one but how do i really know in the time that we have been together we have not had one problem and one day when i came over to see her her mother left a present laying out that she had got for me it was a ring she has not been home for a few days do to work but how do i know she is the right one and how do i know when it is time to ask the famous qu please some one stear me in the right directon ps sorry if there are typos i need a new keybord