TASK DEFINITION: Given a sentence, fill out the missing word with a 'no' or a number (between zero and ten). You should write the numbers with english alphabet, like: four instead of 4.
PROBLEM: Sexual maturity occurs at ____ to four years for females and four to five years for males.

SOLUTION: three

PROBLEM: Women are five to ____ times more likely than men to suffer thyroid disorders.

SOLUTION: eight

PROBLEM: Downhill skiers are ____ times as likely to be golfers as the public at large.

SOLUTION:
three