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

Q: Most women experience a menstrual period _ to six weeks after a miscarriage.

A: four
****
Q: Babies can range in age from newborn up to _ years old.

A: three
****
Q: Sleep apnea is _ times more prevalent in men than in women.

A:
three
****