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

[EX Q]: House wrens are small birds, four and a half to _ and a four inches in length.
[EX A]: five

[EX Q]: Smokers tend to become disabled and retire early _ times more than non-smokers.
[EX A]: six

[EX Q]: Canadian whiskey is aged for _ years, often in used wood casks.
[EX A]:
six