A quick search of the free to access GRO indices shows her mother's maiden name to be ROWE (Sept qtr 1889 Exeter district vol 5b page 94)
Another free resource
https://www.freecen.org.uk/ shows:
BROOKING John T. Head M M 51 Pawnbroker(Em'er) Devon Exeter
BROOKING Rebecca R. Wife M F 43 - Jersey St Hellier
BROOKING Emily R. Dau S F 17 - Devon Exeter
BROOKING Albert J. Son - M 16 - Devon Exeter
BROOKING Alfred H. Son - M 5 - Devon Exeter
BROOKING Ethel R. Dau - F 21m - Devon Exeter
NIX Julia Servnt S F 29 General Serv. Domestic(Em'ee) Devon Thorverton