What 18.194 rounded to the nearest tenths

1- identificar select the category that corresponds to each term. january 23 11: 59 pm unlimited attempts remaining grade settings 276-279 vocabulary list modelo fiesta quinceañera casada adolescencia viudo juventud navidad niñez vejez aniversario de bodas divorciado madurez cumpleaños soltera

Rewrite so the subject can be y in the formula d=m-y/y+n

Ithink i know it but i want to be sure so can you me out ?