It depends on the object you are talking about. A book might be appropriate for kids ages 10 and up (or ten and older). A special tour of a city might only be available for groups of 10 or more people.
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mrBenIf you are speaking, you can say "The voltages range from 100V and up." If you are writing something for a product description or report, you can say "The voltages range from 100V and higher."I see! That's exactly what I need! Thanks a lot, mrBen!