A.增長10% B.增長20% C.增長1% D.不增不減
A.綜合指數(shù) B.可變構成指數(shù) C.加權算術平均數(shù)指數(shù) D.加權調和平均數(shù)指數(shù)
A.25% B.75% C.115% D.125%