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: Women account for ____ in ten people diagnosed with the disease.

SOLUTION: eight

PROBLEM: Cardinals have ____ main functions in the church.

SOLUTION: three

PROBLEM: Infertility is fairly common, and about one out of every ____ couples is infertile at any given time.

SOLUTION:
six