Born 1972 so this book would have been available 1982-1985 ish — Ballet teen book /YA one character named Lupe (mexican?) all others were white girls bulimia theme having to purge to be skinny enough to be in the ballet company remember it as being very sad. did someone die from bulimia? Would love to figure this out! thank you!
Lost Classics of Teen Lit: Name That Book! 
Maggie Adams, Dancer by Karen Strickler Dean. There was at least one sequel. Her friend was named Lupe and I think she died.
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WOW! What a thrill! Exactly spot on, that is the book, wow, thank you so much! I hope you have the best and most joyous week, thank you Julie!
And thank you MOLLY for reuniting so many of us with these books!
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