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: Nests Have at least one nest for every three to ____ hens.

SOLUTION: four

PROBLEM: Weight is proportionate to body volume, measured in ____ dimensions.

SOLUTION: three

PROBLEM: All orthodontists are dentists, but only about ____ percent of dentists are orthodontists.

SOLUTION:
six