On a coin that means the coin was struck twice for the collector value. Notice the coin should have a mirror like finish. And the 63 means the shape it's in from 60 to 70 for proof coins usually. Regular coins start at one. That would be a pretty good shape for an old coin but a little poor for a new coin.
It means 750% change, I believe. A +100% change means that you add 100% of the original (or multiply by 2). So for a +750% change you multiply by 8.5 (750% + 100% = 850% --> multiply by 8.5)
Yes.
ch speaker in a different room
The arithmetic mean is a weighted mean where each observation is given the same weight.
What does mean mean
CH = "Confederatio Helvetica" = Swiss Confederation
.CH is the domain extension for Switzerland.
CA= Central Air CH=Central Heat. Sometimes you see it as CH&A
you are out of touch!!
Church
If you mean the international car registration then it is Switzerland
switzerland
That has no meaning in English - slang or gibberish.
you are out of touch
If you mean the German word for to cook then it is pronounce koo-chen where the ch is in the throat like the ch in loch.
"Ch" on an Ordnance Survey map typically stands for "church." It marks the location of a church or a place of worship on the map.
That has no meaning in English - slang or gibberish.