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: Variable stars fall into ____ major physical classifications.

SOLUTION: four

PROBLEM: Women are ____ times more likely to experience carpal tunnel syndrome than men.

SOLUTION: five

PROBLEM: Mothers compete frantically with each other over who can give birth to the most babies in ____ years.

SOLUTION:
ten