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

[EX Q]: Bull sharks are a 'requiem' species, reaching up to _ feet in length.
[EX A]: ten

[EX Q]: All butterflies have _ pairs of legs.
[EX A]: three

[EX Q]: Communities have few or _ dogs and cats because they've been eaten.
[EX A]:
no