In general, spell out zero and whole numbers one through nine. Use figures for 10 or greater. Numbers beginning a sentence should always be spelled out, unless they represent a calendar year. Try to avoid constructions that begin sentences with numbers. See e-references .
Percent is one word.
When referring to varsity teams, do not identify gender when Western Michigan University has only one gender represented in that varsity sport. Do not use women's golf, men's hockey. Use golf, hockey. Never use girls or ladies to refer to women's teams. Never use boys to refer to men's teams.