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

[EX Q]: Hoof balance is _ dimensional geometry.
[EX A]: four

[EX Q]: Packs usually have fewer than _ wolves.
[EX A]: ten

[EX Q]: Calves are weaned when they are about seven to _ months old.
[EX A]:
eight