TASK DEFINITION: In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
PROBLEM: Education wastes about _ thirds of the talent of society.

SOLUTION: two

PROBLEM: Most people stay in a nursing home for less than _ years.

SOLUTION: four

PROBLEM: Feline hyperthyroidism causes thyrotoxicosis and is usually seen in cats over _ years of age.

SOLUTION:
six