In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.

[EX Q]: Glycolysis occurs in the cytoplasm and produces _ pyruvic acid.
[EX A]: two

[EX Q]: Monkeys are much more resistant and can live up to _ minutes.
[EX A]: five

[EX Q]: Cats can harbor a heartworm infection at any age from _ months to seventeen years.
[EX A]:
nine