query: SELECT avg(pet_age) ,  max(pet_age) ,  pettype FROM pets GROUP BY pettype
question: Are Finding a average and maximum ages for each types of pet.
query_toks: SELECT avg ( pet_age ) , max ( pet_age ) , pettype FROM pets GROUP BY pettype
query_toks_no_value: select avg ( pet_age ) , max ( pet_age ) , pettype from pets group by pettype
question_toks: Are Finding a average and maximum ages for each types of pet.