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

[Q]: Cats There are thirty _ recognised species of cats and a whole host of subspecies or races.
[A]: five


[Q]: Rattlers carry the eggs for six or _ months before giving birth.
[A]: seven


[Q]: Mares normally give birth to their first foal when they are between three and _ years of.
[A]:
six