instruction:
In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
question:
Reds can benefit from seven to _ years' aging .
answer:
nine


question:
Most women experience a menstrual period _ to six weeks after a miscarriage.
answer:
four


question:
Most children work full-time, _ hours per day, and six days a week.
answer:

seven