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

Q: Death usually occurs by five to _ years of life due to pneumonia or other infections.

A: eight
****
Q: Wild alfalfa is fairly drought resistant, with roots going down _ feet.

A: ten
****
Q: Health prevails when the _ humors of the body are in balance, disease when there is an imbalance.

A:
four
****